List of the Cenozoic life of Mississippi

This list of the Cenozoic life of Mississippi contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Mississippi and are between 66 million and 10,000 years of age.

• †Abderospira
  • †Abderospira aldrichi
  • †Abderospira leblanci
  • †Abderospira meyeri
  • †Abderospira oviformis
  • †Abderospira oviforms
• †Abdounia
  • †Abdounia beaugei
  • †Abdounia subulidens
• Abra – tentative report
• Abra – or unidentified comparable form
• Abra
  • †Abra nitens
  • †Abra pectorosa
  • †Abra perovata
• †Acanthionella
  • †Acanthionella oecioporosa

• 

  Acanthocardia
  • †Acanthocardia claibornensis
  • †Acanthocardia glebosum
• Acar
  • †Acar aspera
• Acirsa – tentative report
  • †Acirsa solumcostata – type locality for species
• Aclis
  • †Aclis matsoni – type locality for species
• †Acra
  • †Acra subprotracta

• 

  Acteocina
  • †Acteocina crassiplica
• Acteon
  • †Acteon annectens
  • †Acteon idoneus
  • †Acteon menthafons – type locality for species
  • †Acteon meyeri – type locality for species
  • †Acteon pomilius
  • †Acteon punctatus – type locality for species
  • †Acteon subaldrichi – type locality for species
• Adeonellopsis
  • †Adeonellopsis cyclops
  • †Adeonellopsis galeata – type locality for species
  • †Adeonellopsis quisenberryae – type locality for species
  • †Adeonellopsis transversa

• 

  Aequipecten
  • †Aequipecten cocoana
  • †Aequipecten redwoodensis – type locality for species
  • †Aequipecten spillmani
• Aetobatus
• Agaronia
  • †Agaronia alabamensis
  • †Agaronia media
  • †Agaronia mississippiensis
• Agatrix
  • †Agatrix mississippiensis
• Alaba
  • †Alaba blakneyensis
  • †Alaba macneili – type locality for species
• Alabina
  • †Alabina menthafontis – type locality for species
• Albula
  • †Albula eppsi
• Alderina
  • †Alderina lunata
  • †Alderina pulcherrima
• Alligator

  • 

    †Alligator mississippiensis
• †Altrix
  • †Altrix altior
• †Alveinus
  • †Alveinus minutus
• Americardia
  • †Americardia silvacollina – type locality for species
• Ammonia
  • †Ammonia beccarii
• †Amonia
  • †Amonia microstriata – type locality for species
• Anadara
  • †Anadara lesueuri
  • †Anadara vaughani
• Ancilla
  • †Ancilla staminea
• Anodontia
  • †Anodontia mississippiensis
• Anomia
  • †Anomia lisbonensis
  • †Anomia microstriata – type locality for species
• †Anomotodon

• 

  Antalis
  • †Antalis danvillense
  • †Antalis minutistriatum
  • †Antalis mississippiense
  • †Antalis thalloides
• Antropora
  • †Antropora duplex
  • †Antropora lowei – type locality for species
  • †Antropora pyriforme
• †Apatemys
  • †Apatemys pygmaeus – type locality for species
• Apiotoma
  • †Apiotoma palmerae – type locality for species
• Aporrhais
  • †Aporrhais lirata
  • †Aporrhais menthafontis – type locality for species
• Arachnopusia
  • †Arachnopusia vicksburgica
• †Arbia
  • †Arbia aldrichi
• †Archaeomanta
  • †Archaeomanta melenhorsti

• 

  Architectonica
  • †Architectonica acuta
  • †Architectonica aldrichi
  • †Architectonica alveatum
  • †Architectonica amoena
  • †Architectonica bellistriata
  • †Architectonica billmoorei – type locality for species
  • †Architectonica cossmanni
  • †Architectonica elaborata
  • †Architectonica fungina
  • †Architectonica hargeri
  • †Architectonica leana
  • †Architectonica meekana
  • †Architectonica meliconae
  • †Architectonica ornata
  • †Architectonica textilina
  • †Architectonica trilirata
• Arcopagia
  • †Arcopagia eburneopsis
  • †Arcopagia raveneli
  • †Arcopagia trumani
• Arcoperna
  • †Arcoperna filosa
  • †Arcoperna linteata – type locality for species
• Arene
  • †Arene nodosa – type locality for species
• Arius
• Astarte
  • †Astarte menthifontis – type locality for species
  • †Astarte newtonensis
  • †Astarte planilamella – type locality for species
  • †Astarte triangulata
• Asthenotoma
  • †Asthenotoma danvitexa

• 

  Astrangia
  • †Astrangia expansa – type locality for species
  • †Astrangia harrisi
• †Astrhelia
  • †Astrhelia burnsi – type locality for species
  • †Astrhelia neglecta – type locality for species
• Athleta
  • †Athleta lisbonensis
  • †Athleta petrosa
  • †Athleta symmetricus
  • †Athleta triplicatus
  • †Athleta tuomeyi
• Atrina
  • †Atrina argentea
  • †Atrina jacksoniana

• 

  †Aturia
  • †Aturia alabamensis
  • †Aturia berryi
  • †Aturia richardsi – type locality for species
• Atys
  • †Atys caseyi – type locality for species
  • †Atys pinguis – type locality for species
• †Austrocypraea
  • †Austrocypraea towncreekensis – type locality for species
• Axelella
  • †Axelella elongata – type locality for species

• Balanophyllia
  • †Balanophyllia elongata – type locality for species
  • †Balanophyllia haleana
  • †Balanophyllia irrorata
• Balcis
  • †Balcis notata

• 

  †Baluchicardia
  • †Baluchicardia greggiana
• Barbatia
  • †Barbatia aspera
  • †Barbatia cuculloides
  • †Barbatia lima
  • †Barbatia ludoviciana
  • †Barbatia mississippiensis
  • †Barbatia paradiagona – type locality for species
  • †Barbatia seraperta

• 

  †Basilosaurus
  • †Basilosaurus cetoides
• †Bathycyathus – type locality for genus
  • †Bathycyathus pulcher – type locality for species
• Bathytoma
  • †Bathytoma congesta
  • †Bathytoma rhomboidea – type locality for species
• Bathytormus
  • †Bathytormus clarkensis
  • †Bathytormus flexurus
  • †Bathytormus productus
• †Bayania
  • †Bayania secale
• †Belemnosella
  • †Belemnosella americana
• †Belosaepia
• †Biocorbula
  • †Biocorbula pearlensis

• 

  Bison
• Bittium
  • †Bittium koeneni
  • †Bittium ottoi – type locality for species
• †Bonellitia
  • †Bonellitia bastropensis
  • †Bonellitia elevata
  • †Bonellitia garvani
  • †Bonellitia jacksonica
  • †Bonellitia parilis
• Bornia
  • †Bornia tallahalaensis – type locality for species

• 

  Bos
• †Bovicornu
  • †Bovicornu eocenense
  • †Bovicornu gracile
• Brachidontes
  • †Brachidontes mississippiensis

• 

  Bregmaceros
• †Brevinucula
  • †Brevinucula pseudopunctata – type locality for species
• †Bristocorbula
  • †Bristocorbula fossata
• Brizalina
  • †Brizalina marginata
• †Brychaetus
  • †Brychaetus muelleri
• Buliminella
  • †Buliminella bassendorfensis – or unidentified comparable form
  • †Buliminella elegantissima
• Bulla
  • †Bulla calluspira
• Bullia
  • †Bullia ancillops
• †Burnhamia
  • †Burnhamia daviesi
  • †Burnhamia fetahi

• 

  Busycon
  • †Busycon branneri

• Cadulus
  • †Cadulus abruptus
  • †Cadulus corpulentus
  • †Cadulus jacksonensis
  • †Cadulus juvenis
  • †Cadulus newtonensis
  • †Cadulus quadriturritus
  • †Cadulus vicksburgensis
• Caecum
  • †Caecum alterum
  • †Caecum solitarium
• Caestocorbula
  • †Caestocorbula fossata
  • †Caestocorbula wailesiana
• Callianassa
  • †Callianassa Sp. informal

• 

  Calliostoma
• Callista
  • †Callista annexa
  • †Callista goniopisthus – type locality for species
  • †Callista pearlensis
  • †Callista perlensis
  • †Callista perovata
  • †Callista sobrina
• Callopora
  • †Callopora filoparietis
  • †Callopora ingens
  • †Callopora mundula
  • †Callopora tenuirostris
• Callucina
  • †Callucina choctavensis
• †Calorhadia
  • †Calorhadia albirupina
  • †Calorhadia aldrichiana
  • †Calorhadia elongatoidea
  • †Calorhadia opulenta
  • †Calorhadia pharcida
  • †Calorhadia reginajacksonis
• Calotrophon
  • †Calotrophon ostrearum
• †Calpurna
  • †Calpurna cookei – type locality for species

• 

  Calyptraea
  • †Calyptraea alta
• †Calyptraphorus
  • †Calyptraphorus stamineus
  • †Calyptraphorus trinodiferus
  • †Calyptraphorus velatus
• Cantharus
• Capulus
  • †Capulus americanus
  • †Capulus langdoni – type locality for species
  • †Capulus planus
• Carcharhinus
  • †Carcharhinus gibbesi
• Carcharias
  • †Carcharias hoperi
  • †Carcharias robustus
  • †Carcharias teretidens
  • †Carcharias verticalis

• 

  Carcharodon
  • †Carcharodon auriculatus
• †Carditella
  • †Carditella aldrichi
• †Caricella
  • †Caricella demissa
  • †Caricella fenestra
  • †Caricella howei
  • †Caricella polita
  • †Caricella pyruloides
  • †Caricella reticulata
  • †Caricella stenzeli
  • †Caricella subangulata
  • †Caricella turneri
• Caryocorbula
  • †Caryocorbula densata
  • †Caryocorbula deusseni
  • †Caryocorbula engonatoides
  • †Caryocorbula willistoni
• Cassis
  • †Cassis flintensis
• Cavilinga
  • †Cavilinga imbricolamella – type locality for species
  • †Cavilinga triloba – type locality for species
• Celleporaria
  • †Celleporaria damicornis
  • †Celleporaria fissurata
  • †Celleporaria granulosa
  • †Celleporaria peristomata – type locality for species
• Celleporina
  • †Celleporina globosa

• 

  Cerithiella
  • †Cerithiella heckscheri
  • †Cerithiella jacksonensis
  • †Cerithiella langdoni
  • †Cerithiella nassula
  • †Cerithiella nassuloides – type locality for species
  • †Cerithiella preconica
• †Cerithioderma
• Cervus
• Chama
  • †Chama harrisi
  • †Chama mississippiensis
  • †Chama monroensis
  • †Chama pappiladerma – type locality for species
  • †Chama radiata
• Chamelea
  • †Chamelea mississippiensis

• 

  Chaoborus
• Chelonibia
  • †Chelonibia melleni – type locality for species
• Chicoreus
  • †Chicoreus dormani
  • †Chicoreus mississippiensis
  • †Chicoreus stetopus
• Chione
  • †Chione craspedonta
  • †Chione perbrevisformis – type locality for species
• Chionopsis
  • †Chionopsis bainbridgensis
• Chiton

• 

  Chlamys
  • †Chlamys anatipes
  • †Chlamys burlesonensis
  • †Chlamys cainei
  • †Chlamys choctavensis
  • †Chlamys clarkeana
  • †Chlamys cocoana
  • †Chlamys danvillensis
  • †Chlamys ducanensis
  • †Chlamys nupera
  • †Chlamys pulchricosta
  • †Chlamys spillmani
  • †Chlamys wahtubbeana
  • †Chlamys wahtubbeanus – or unidentified comparable form
• †Choctawius – type locality for genus
  • †Choctawius foxi – type locality for species
• †Cimomia
  • †Cimomia subrecta
  • †Cimomia vestali
• Circulus
  • †Circulus ottonius
  • †Circulus sotoensis
• Cirsotrema
  • †Cirsotrema danvillense
  • †Cirsotrema linteum
  • †Cirsotrema nassulum
  • †Cirsotrema newtonense
  • †Cirsotrema newtonensis
  • †Cirsotrema ranellinum
  • †Cirsotrema spillmani
• Clathurella
  • †Clathurella blakneyensis
• Clava
  • †Clava menthafontis – type locality for species
  • †Clava silvacollinis – type locality for species
• †Clavidrupa
  • †Clavidrupa anita

• 

  Clavilithes
  • †Clavilithes columbaris
  • †Clavilithes hubbardanus
  • †Clavilithes humerosus
  • †Clavilithes kennedyanus
  • †Clavilithes longiformis
  • †Clavilithes penrosei
  • †Clavilithes texanus
  • †Clavilithes vicksburgensis
• Clio
  • †Clio simplex
• Closia
  • †Closia larvata
  • †Closia semen

• 

  Clypeaster
  • †Clypeaster rogersi
• Cochlespira
  • †Cochlespira bella
  • †Cochlespira columbaria
  • †Cochlespira cookei – type locality for species
  • †Cochlespira cristata - type species; combinatio nova for Pleurotoma cristata.^[1]
  • †Cochlespira engonata
• †Cochlespiropsis
  • †Cochlespiropsis engonata
• Codakia
• †Colpocherus – type locality for genus
  • †Colpocherus mississippiensis – type locality for species
• Columbellopsis
  • †Columbellopsis mississippiensis
• †Confusiscala
  • †Confusiscala durhami – type locality for species

• 

  Conger
  • †Conger meridies
  • †Conger vetustus
• †Congeris
  • †Congeris brevior
• Conomitra – tentative report
• Conomitra
  • †Conomitra crenulata
  • †Conomitra hammakeri
  • †Conomitra jacksonensis
  • †Conomitra staminea
  • †Conomitra texana
  • †Conomitra vicksburgensis
• Conopeum
  • †Conopeum arborescens
  • †Conopeum concavum – type locality for species
  • †Conopeum damicornis
  • †Conopeum hookeri
  • †Conopeum lacroiriir
  • †Conopeum lamellosum
• †Conorbis
  • †Conorbis alatoideus
  • †Conorbis porcellanus
• Conus
  • †Conus protractus
  • †Conus sauridens
  • †Conus smithvillensis
• Coralliophaga
  • †Coralliophaga corrugata – type locality for species
• Coralliophila
  • †Coralliophila aldrichi
• †Corbarimys
  • †Corbarimys nomadus – type locality for species

• 

  Corbula
  • †Corbula alabamiensis
  • †Corbula concha
  • †Corbula engonata
  • †Corbula extenuata
  • †Corbula laqueata
  • †Corbula rufaripa – type locality for species
• Cordieria
  • †Cordieria biconica
  • †Cordieria ludoviciana
• †Cornulina
  • †Cornulina dalli
  • †Cornulina minax
• †Coronia
  • †Coronia alternata
  • †Coronia ancilla
  • †Coronia casteri
  • †Coronia childreni
  • †Coronia conjuncta
  • †Coronia margaritosa
  • †Coronia montgomeryensis
  • †Coronia nodulina
  • †Coronia tenella
• †Corvina
  • †Corvina gemma
  • †Corvina intermedia
  • †Corvina pseudoradians – type locality for species

• 

  †Coryphodon
• Costacallista – or unidentified comparable form
  • †Costacallista mortoni
• †Coupatezia
  • †Coupatezia woutersi
• Crassatella
  • †Crassatella aquiana
  • †Crassatella gabbi
  • †Crassatella lirasculpta – type locality for species
  • †Crassatella mississippiensis
  • †Crassatella negreetensis
  • †Crassatella texalta
  • †Crassatella texana
  • †Crassatella trapaquara
• Crassinella
  • †Crassinella pygmaea
  • †Crassinella pygmeae
  • †Crassinella variablis – type locality for species

• 

  Crassispira
  • †Crassispira abundans
  • †Crassispira lyopleura – type locality for species
• †Crassitella
  • †Crassitella mississippiensis
• Crassostrea
• Crenella
  • †Crenella fenestra – type locality for species
  • †Crenella isocardioides
  • †Crenella tenuis
• Crenilabium
  • †Crenilabium altispira – type locality for species
• Crepidula
  • †Crepidula dumosa
  • †Crepidula lirata
• Creseis
  • †Creseis corpulenta
  • †Creseis simplex
  • †Creseis spina
• †Cresies
  • †Cresies corpulenta – or unidentified comparable form

• 

  †Cretolamna
  • †Cretolamna aschersoni
  • †Cretolamna lerichei
• Crisia
  • †Crisia cribraria
  • †Crisia hornesi
  • †Crisia lowei
• †Crommium
  • †Crommium jacksonense
• †Cubitostrea
  • †Cubitostrea divaricata
  • †Cubitostrea lisbonensis
  • †Cubitostrea perplicata
  • †Cubitostrea sellaeformis
• Cuna – tentative report
  • †Cuna astartoides
• †Cuneocorbula
  • †Cuneocorbula subengonata
• Cuspidaria
  • †Cuspidaria multiornata
• †Cyclichna
  • †Cyclichna acutiscapulae – type locality for species
  • †Cyclichna nida – type locality for species
• Cyclostremiscus
  • †Cyclostremiscus exacuus
  • †Cyclostremiscus menthafons – type locality for species
  • †Cyclostremiscus quadracordata – type locality for species
• Cylichna
  • †Cylichna nida – type locality for species
• Cylichnella
  • †Cylichnella bitruncata
• †Cylindracanthus
  • †Cylindracanthus rectus
• Cymatium
  • †Cymatium vicksburgense – type locality for species
• Cymatosyrinx
  • †Cymatosyrinx dorseyi
  • †Cymatosyrinx palmerae
• Cymia
  • †Cymia subalveata

• 

  †Cynthiacetus – type locality for genus
  • †Cynthiacetus maxwelli – type locality for species
• Cypraea
• Cypraedia
  • †Cypraedia fenestralis
• †Cypraeorbis
  • †Cypraeorbis nuculoides
  • †Cypraeorbis sphaeroides
  • †Cypraeorbis ventripotens

• Daphnella
  • †Daphnella imperita
  • †Daphnella quindecima

• 

  Dasyatis
  • †Dasyatis tricuspidatus
• †Dasyostoma
  • †Dasyostoma rugostoma
• Dendrophyllia
  • †Dendrophyllia lisbonensis
• Dentalium
  • †Dentalium bitubatum - broadly construed
  • †Dentalium incississimum
  • †Dentalium jacksonense
  • †Dentalium mediaviense
  • †Dentalium microstria
  • †Dentalium mississippiense
  • †Dentalium opaculum
  • †Dentalium polygonuum
  • †Dentalium strenuum
  • †Dentalium varicostata – type locality for species
  • †Dentalium zephyrinum
• Dermomurex
  • †Dermomurex cookei
• †Diacocherus
  • †Diacocherus dockeryi – type locality for species

• 

  †Diacodexis
• Diaperoecia
  • †Diaperoecia clava – type locality for species
  • †Diaperoecia jacksoniensis
• Dimya
  • †Dimya rufaripa
• Dinocardium
  • †Dinocardium vicksburgensis
• Diodon

• 

  Diodora
  • †Diodora infrequens
  • †Diodora mississippiensis
  • †Diodora tenebrosa
• Diplodonta
  • †Diplodonta anterproductus
  • †Diplodonta bulla
  • †Diplodonta compacta – type locality for species
  • †Diplodonta deflatus
  • †Diplodonta eburnea
  • †Diplodonta elatia – type locality for species
  • †Diplodonta hopkinsensis
  • †Diplodonta turgida
  • †Diplodonta ungulina
• †Diplopholeos
  • †Diplopholeos lineatum
• Discopsis
  • †Discopsis pilsbryi – type locality for species
• †Discotrochus
  • †Discotrochus obrignianus
  • †Discotrochus orbignianus
• Distorsio
  • †Distorsio crassidens
• Divalinga
  • †Divalinga subrigaultiana
• †Dolicholatirus
  • †Dolicholatirus cervicrassus
  • †Dolicholatirus exilis
  • †Dolicholatirus leaensis
  • †Dolicholatirus perexilis
• Donax
  • †Donax funerata

• 

  †Dorudon

• †Eburneopecten
  • †Eburneopecten corneoides
  • †Eburneopecten frontalis
  • †Eburneopecten scintillatus
  • †Eburneopecten subminutus
• Echinolampas
  • †Echinolampas aldrichi

• 

  †Ectocion
  • †Ectocion nanabeensis – type locality for species
• †Egertonia
  • †Egertonia isodonta
• †Ekokenia
  • †Ekokenia eporrecta
• Ellisina
  • †Ellisina profunda
• Elphidium
  • †Elphidium gavestonense
  • †Elphidium latsipatium
• Emydoidea

  • 

    †Emydoidea blandingii
• Enaeta
  • †Enaeta isabellae
• Endopachys
  • †Endopachys londsdalei
  • †Endopachys lonsdalei
  • †Endopachys maclurii
  • †Endopachys minutum – type locality for species
• Enoplostomella
  • †Enoplostomella magniporosa – type locality for species
  • †Enoplostomella synthetica
• †Eocithara
  • †Eocithara jacksonensis
• †Eoclathurella
  • †Eoclathurella obesula
• †Eodrilla
  • †Eodrilla longsdalii
  • †Eodrilla texana
• †Eodrillia – tentative report
• †Eogale – type locality for genus
  • †Eogale parydros – type locality for species
• †Eophysema
  • †Eophysema ozarkana
• †Eopleurotoma
  • †Eopleurotoma adolescens
  • †Eopleurotoma cainei
  • †Eopleurotoma carya
  • †Eopleurotoma cochlea
  • †Eopleurotoma gemmavia
  • †Eopleurotoma julia
  • †Eopleurotoma lisboncola
  • †Eopleurotoma nodocarinata
  • †Eopleurotoma nupera
  • †Eopleurotoma sayi
• †Eosurcula
  • †Eosurcula moorei
  • †Eosurcula pulcherrima
  • †Eosurcula tuomeyi
• †Eotorpedo
  • †Eotorpedo jaeckeli
  • †Eotorpedo jaekeli
• Epilucina
• Epistominella
  • †Epistominella pontoni
  • †Epistominella vitrea

• 

  Epitonium
  • †Epitonium unilineata
• Equus
  • †Equus complicatus
• †Erkosonea
  • †Erkosonea semota
• †Eromotherium
• Ervilia
  • †Ervilia exteroaevis – type locality for species
  • †Ervilia exterolaevis – type locality for species
  • †Ervilia lamelloexteria – type locality for species
• Erycina
  • †Erycina zitteli
• Escharella
  • †Escharella granulosa
• †Etyus
  • †Etyus buccata
  • †Etyus strangulata
• †Eucheilodon
  • †Eucheilodon americana
  • †Eucheilodon crenocarinata
• †Eucymba
  • †Eucymba ocalana
• †Eucypraedia
  • †Eucypraedia pittsi – type locality for species

• 

  Eulima
  • †Eulima extremis
  • †Eulima jacksonensis
• Eulimella
  • †Eulimella clearyensis – type locality for species
• Eumetula
  • †Eumetula vicksburgella
• Eunaticina
  • †Eunaticina erectiodes
• †Eunicella
• Eurytellina
  • †Eurytellina linifera
  • †Eurytellina mooreana
  • †Eurytellina papyria
  • †Eurytellina spillmani
  • †Eurytellina vaughani
• †Euscalpellum
  • †Euscalpellum eocenense

• 

  Euspira
  • †Euspira aldrichi
  • †Euspira jacksonensis
  • †Euspira marylandica
  • †Euspira newtonensis
  • †Euspira sabina
  • †Euspira vicksburgensis
• †Exilia
  • †Exilia pergracilis
• †Exochoecia
  • †Exochoecia rugosa

• Falsifusus
  • †Falsifusus bastropensis
  • †Falsifusus ludlovicianus
  • †Falsifusus perobliquus
• †Fedora
  • †Fedora pusilla – type locality for species
• Felaniella
  • †Felaniella palmerae
• †Ficopsis
  • †Ficopsis penita
  • †Ficopsis texana
• Ficus
  • †Ficus filia
  • †Ficus merita
  • †Ficus mississippiensis
• Filisparsa
  • †Filisparsa fallax
• Flabellum
  • †Flabellum cuneiforme
  • †Flabellum rhomboideum – type locality for species
  • †Flabellum wailesii
• †Fleurofusia – tentative report
• Floridina
  • †Floridina antiqua
  • †Floridina bifoliata
  • †Floridina granulosa
• †Franimys
  • †Franimys actites – type locality for species
• Fulgurofusus
  • †Fulgurofusus quercollis
• Fusimitra
  • †Fusimitra conquisita
  • †Fusimitra millingtoni

• 

  Fusinus
  • †Fusinus insectoides
• †Fusoficula
  • †Fusoficula angelinensis
• †Fustaria
  • †Fustaria menthifonta – type locality for species
• Fustiaria
  • †Fustiaria danai
  • †Fustiaria menthafonta – type locality for species
  • †Fustiaria subcompressa
• †Fustilaria

• 

  Galeocerdo
  • †Galeocerdo clarkensis
• Galeodea
  • †Galeodea brevidentata
  • †Galeodea millsapsi
  • †Galeodea petersoni
  • †Galeodea planotecta
  • †Galeodea shubutensis
  • †Galeodea tricarinata
• Galeorhinus
  • †Galeorhinus affini
  • †Galeorhinus affinis
  • †Galeorhinus huberensis
  • †Galeorhinus minor
  • †Galeorhinus ypresiensis

• 

  Galeus
• Gari
  • †Gari jacksonensis
  • †Gari ozarkana
  • †Gari papyria
• Gastrochaena
  • †Gastrochaena mississippiensis
• Gegania
  • †Gegania antiquata
• Gemmula
  • †Gemmula amica
  • †Gemmula rotaedens
• Genota
  • †Genota aldrichi
  • †Genota axeli
  • †Genota heilprini
• Geochelone
  • †Geochelone crassicutata

• 

  †Georgiacetus
  • †Georgiacetus vogtlensis
• Gephyrotes
  • †Gephyrotes spectabilis – type locality for species
• †Gigantostrea
  • †Gigantostrea trigonalis
• Ginglymostoma
  • †Ginglymostoma subafricanum
• Globigerina
  • †Globigerina praebuloides
  • †Globigerina riveroae
• Globivenus
  • †Globivenus ucuttana
• †Globoquadrina
  • †Globoquadrina dehiscens
• Globorotalia
  • †Globorotalia peripheroacuta
  • †Globorotalia peripheroronda
  • †Globorotalia pseudomiocenica
• Globularia
  • †Globularia morgani

• 

  Glycymeris
  • †Glycymeris arctata
  • †Glycymeris filosa
  • †Glycymeris idonea
  • †Glycymeris intercostata
  • †Glycymeris lisbonensis
  • †Glycymeris mississippiensis
  • †Glycymeris suwannensis
  • †Glycymeris wautubbeana
• Glyptemys
  • †Glyptemys insculpta
• Glyptoactis
  • †Glyptoactis alticostata
  • †Glyptoactis complexicosta
  • †Glyptoactis trapaquara
• †Glyptotoma
  • †Glyptotoma conradiana
  • †Glyptotoma crassiplicata
• Gonimyrtea
  • †Gonimyrtea curta
• †Gracilocyon
  • †Gracilocyon igniculus – type locality for species
• Graptemys
• †Gryphaeostrea
  • †Gryphaeostrea plicatella

• Haliris
  • †Haliris mississippiensis
  • †Haliris quadrangularis
• Hanzawaia
  • †Hanzawaia strattoni
• †Haplomylus
  • †Haplomylus meridionalis – type locality for species
• Harpa
  • †Harpa vicksburgiana – type locality for species

• 

  †Harpactocarcinus
• Hastula
  • †Hastula houstonia
• Haustator
  • †Haustator carinata
  • †Haustator perdita
  • †Haustator rina
  • †Haustator rivurbana
• †Heliconoides
  • †Heliconoides inflata – or unidentified comparable form

• 

  †Hemiauchenia
  • †Hemiauchenia macrocephala
• Hemipristis
  • †Hemipristis wyattdurhami
• †Hemisurcula
  • †Hemisurcula hicoicola
  • †Hemisurcula hicoricola
  • †Hemisurcula perexilis
• †Hesperiturris
  • †Hesperiturris nodocarinatus
• †Hesperotestudo
  • †Hesperotestudo crassiscutata

• 

  Heterodontus
  • †Heterodontus sowasheense – type locality for species
• Heteropora
  • †Heteropora amaena
  • †Heteropora ovalis
• Hexaplex
  • †Hexaplex engonatus
  • †Hexaplex katherinae
  • †Hexaplex marksi
  • †Hexaplex silvatucus
  • †Hexaplex supernus
  • †Hexaplex vanuxemi
• †Hilgardia
  • †Hilgardia coelatoides
  • †Hilgardia multilineata
• Hincksina – tentative report
  • †Hincksina ocalensis
• Hippomenella
  • †Hippomenella crassicollis
  • †Hippomenella punctata
  • †Hippomenella radicata
  • †Hippomenella rotula – type locality for species

• 

  Hipponix
  • †Hipponix – type locality for species informal
  • †Hipponix n.sp informal
  • †Hipponix pygmaea
  • †Hipponix pygmaeus
• Hippoporina
  • †Hippoporina lucens
• †Hippozeugosella
  • †Hippozeugosella arcuata
  • †Hippozeugosella marginata
• Homo
• †Homomya
  • †Homomya hamatoides
• Hornera
  • †Hornera polyporoides

• 

  †Hyracotherium

• Idmonea
  • †Idmonea magna
  • †Idmonea milneana
  • †Idmonea petri
  • †Idmonea triforata
• †Infracoronia
  • †Infracoronia ludoviciana

• 

  Isurus
  • †Isurus praecursor

• †Jaekelotodus – tentative report
• †Jefitchia
  • †Jefitchia claybornensis
• Jouannetia
  • †Jouannetia triquetra

• †Kapalmerella
  • †Kapalmerella alveata
  • †Kapalmerella arenicola
• Kellia
  • †Kellia interstriata
• Kelliella
  • †Kelliella boettgeri
  • †Kelliella rufaripa – type locality for species
• †Kleidionella
  • †Kleidionella grandis

• 

  Kuphus
  • †Kuphus incrassatus

• Lacerna
  • †Lacerna jacksonensis
• †Lacinia
  • †Lacinia alveata
• Laevicardium
  • †Laevicardium gardnerae
  • †Laevicardium leptorimum – type locality for species
• Lamna
  • †Lamna lerichei
• †Lapparia
  • †Lapparia dumosa
  • †Lapparia exigua
  • †Lapparia mooreana

• 

  Latirus
  • †Latirus aldrichi – type locality for species
  • †Latirus humilior
  • †Latirus indistinctus
  • †Latirus mississippiensis
  • †Latirus moorei
  • †Latirus protractus
  • †Latirus suturalis
• Leiosella
  • †Leiosella orbicularia – type locality for species
• †Lepidocyclina
  • †Lepidocyclina supera

• 

  Lepisosteus
  • †Lepisosteus suessionensis
• †Levifusus
  • †Levifusus branneri
  • †Levifusus hubbard
  • †Levifusus moodianus
  • †Levifusus mortonii
  • †Levifusus mortoniopsis
  • †Levifusus nodulatum
  • †Levifusus spiniger
• Lichenopora
  • †Lichenopora grignonensis
• Lima
  • †Lima bastropensis

• 

  Limacina
• Limaria
  • †Limaria staminea
• Limopsis
  • †Limopsis aviculoides
  • †Limopsis radiata
• Linga
  • †Linga pomilia
• †Lirodiscus
  • †Lirodiscus jacksonensis
  • †Lirodiscus pretriangulata
  • †Lirodiscus protractus
  • †Lirodiscus psychopterus
  • †Lirodiscus smithvillensis
• †Lirofusus
  • †Lirofusus thoracicus
• Lirophora
  • †Lirophora victoria
• †Lithophysema
  • †Lithophysema grande
• Litiopa
  • †Litiopa spirata
• †Litorhadia
  • †Litorhadia compsa
  • †Litorhadia mater
• Lopha
  • †Lopha vicksburgensis

• 

  Lophius
  • †Lophius sagittidens
• †Lophoranina
  • †Lophoranina georgiana
• Lucina
  • †Lucina fimbripallium – type locality for species
  • †Lucina ozarkana – tentative report
  • †Lucina papyracea
  • †Lucina pomilia
  • †Lucina subcurta
• Lucinisca
  • †Lucinisca varisculpta – type locality for species

• 

  Lunularia
  • †Lunularia fenestrata
  • †Lunularia jacksonensis
  • †Lunularia ligulata – type locality for species
  • †Lunularia tintinabula
• Lunulites
  • †Lunulites bouei
  • †Lunulites fenestrata
  • †Lunulites jacksonensis
  • †Lunulites truncata
• Lyria
  • †Lyria mississippiensis
  • †Lyria nestor
• †Lyrischapa
  • †Lyrischapa harrisi – type locality for species
• †Lyropecten
  • †Lyropecten menthifontis
• †Lyrosurcula
  • †Lyrosurcula dalli
  • †Lyrosurcula shaleri

• Macrocallista
  • †Macrocallista sylvaerupis
• Mactra
  • †Mactra inornata
• Madracis
  • †Madracis gregoriori
• †Mammut

  • 

    †Mammut americanum
• Maretia
  • †Maretia arguta – type locality for species
• Margaretta
  • †Margaretta vicksburgica
• Marginella
  • †Marginella constrichtoides
  • †Marginella constrictoides
  • †Marginella silabra
• †Mastigophora
  • †Mastigophora hyndmanni
• Mathilda
  • †Mathilda regularis
  • †Mathilda retisculpta
• †Mazzalina
  • †Mazzalina inaurata
• Mecynoecia
  • †Mecynoecia semota

• 

  †Megalonyx
  • †Megalonyx jeffersonii
• Melanella
  • †Melanella amnicreta
  • †Melanella jacksonensis
  • †Melanella postnotata
• Membraniporidra
  • †Membraniporidra oecioporosa
  • †Membraniporidra spissimuralis
• †Meniscopora
  • †Meniscopora elliptica
• †Meridiania – type locality for genus
  • †Meridiania convexa – type locality for species
• Mesalia
  • †Mesalia allentonensis
  • †Mesalia claibornensis
  • †Mesalia vetusta

• 

  †Metamynodon
  • †Metamynodon planifrons
• †Metradolium
  • †Metradolium sulciferum – type locality for species
• Metrarabdotos
  • †Metrarabdotos grande – type locality for species
  • †Metrarabdotos moniliferum
• Metula
  • †Metula fastidiosa
  • †Metula fragilis
  • †Metula gentilicia
  • †Metula inflata – type locality for species
  • †Metula neptuneiformis – type locality for species
  • †Metula subgracilis

• 

  †Miacis
• †Michela
  • †Michela trabeatoides
• †Micrdodrillia
  • †Micrdodrillia vicksburgella
• Microdrillia
  • †Microdrillia brevis
  • †Microdrillia cossmanni
  • †Microdrillia infans
  • †Microdrillia ouachitae
  • †Microdrillia robustula
  • †Microdrillia vicksburgella
• †Microscyliorhinus – type locality for genus
  • †Microscyliorhinus leggetti – type locality for species
• †Microsurcula
  • †Microsurcula intacta
  • †Microsurcula mentha – type locality for species
  • †Microsurcula nucleola
• Miltha
  • †Miltha gaufia

• 

  †Mimoperadectes
  • †Mimoperadectes sowasheensis
• Mitra
  • †Mitra conquista
  • †Mitra mississippiensis
• Mitrella
  • †Mitrella bastropensis
  • †Mitrella bucciniformis
  • †Mitrella fuscicava
  • †Mitrella oryzoides – or unidentified related form
  • †Mitrella parva
• Mnestia
  • †Mnestia meyeri
• Modiolus – tentative report
• Morum
  • †Morum harpula
• Mulinia
  • †Mulinia lateralis

• 

  Murex
  • †Murex angulatus
  • †Murex fusates
  • †Murex migus
• Murexiella
  • †Murexiella vaughani – type locality for species
• †Murotriton
  • †Murotriton mcglameriae
• Mustelus
  • †Mustelus rodgersi
• Myliobatis
  • †Myliobatis dixoni

• 

  †Mylodon
• Myrtea
  • †Myrtea curta
  • †Myrtea scopularis
  • †Myrtea vicksburgensis
• †Mytea
  • †Mytea vicksburgensis

• 

  †Nannippus
  • †Nannippus minor
• †Naranius
  • †Naranius americanus – type locality for species
• Nassarius
  • †Nassarius albirupina
  • †Nassarius exilis
  • †Nassarius hilli
  • †Nassarius jacksonensis
  • †Nassarius macilenta
  • †Nassarius mississippiensis
• †Natchitochia
  • †Natchitochia jonesi

• 

  Natica
  • †Natica acuticallosa
  • †Natica aperta
  • †Natica caseyi
  • †Natica mississippiensis
  • †Natica pennunda
  • †Natica permunda
• Naticarius
  • †Naticarius acuticaliosa – type locality for species
  • †Naticarius semilunata

• 

  Nebrius
  • †Nebrius thielensis
• Nellia
  • †Nellia bifaciata
  • †Nellia tenella
• Nemocardium
  • †Nemocardium diversum
  • †Nemocardium eocenense
  • †Nemocardium harrisi
  • †Nemocardium nicoletti
  • †Nemocardium nicolletti

• 

  Neverita
• Niso
  • †Niso umbilicata
• Nonion
  • †Nonion depressulum
  • †Nonion plnatum
• Norrisia
  • †Norrisia micromphala
• †Notiotitanops – type locality for genus
  • †Notiotitanops mississippiensis – type locality for species
• †Nucleopsis
  • †Nucleopsis subvaricata

• 

  Nucula
  • †Nucula magnifica
  • †Nucula mauricensis
  • †Nucula ovula
  • †Nucula smithvillensis
  • †Nucula sphenopsis
  • †Nucula tallahalaensis – type locality for species
  • †Nucula vicksburgensis
  • †Nucula yazooensis
• Nuculana
  • †Nuculana akidota – type locality for species
  • †Nuculana linifera
  • †Nuculana multilineata
  • †Nuculana smithvillensis – or unidentified comparable form
  • †Nuculana spheniopsis
  • †Nuculana wautubbeana

• †Ochetosella
  • †Ochetosella jacksonica
• Oculina
  • †Oculina aldrichi – type locality for species
  • †Oculina harrisi – type locality for species

• 

  Odontaspis
  • †Odontaspis borodini – type locality for species
  • †Odontaspis hopei
  • †Odontaspis hynei – type locality for species
  • †Odontaspis speyeri
  • †Odontaspis substriatus
  • †Odontaspis winkleri
• †Odontogryphaea
• Odostomia
  • †Odostomia boettgeri
  • †Odostomia byramensis – type locality for species
  • †Odostomia jacksonensis
  • †Odostomia melanella
  • †Odostomia vicksburgella – type locality for species
• †Ogivalina
  • †Ogivalina elongata
• †Oligotresium
  • †Oligotresium vicksburgensis
• Oliva
  • †Oliva affluens
  • †Oliva mississippiensis
• Oncousoecia
  • †Oncousoecia quinqueseriata – type locality for species
• Onychocella
  • †Onychocella celsa

• 

  †Ophiomorpha
• †Orthosurcula
  • †Orthosurcula byramensis
  • †Orthosurcula langdoni
  • †Orthosurcula longiforma
• Orthoyoldia
  • †Orthoyoldia psammotaea
  • †Orthoyoldia rubamnis
• Osthimosia
  • †Osthimosia glomerata
• Ostrea
  • †Ostrea brevifronta
  • †Ostrea falco
  • †Ostrea paroxis
  • †Ostrea pulaskensis
  • †Ostrea sinuosa – or unidentified comparable form
  • †Ostrea westi
• Otionella
  • †Otionella perforata
  • †Otionella tuberosa

• 

  †Otodus
  • †Otodus angustidens
• †Otolithus
  • †Otolithus americanus
  • †Otolithus brevior
  • †Otolithus claybornensis
  • †Otolithus comes
  • †Otolithus cor
  • †Otolithus debilis
  • †Otolithus elegantus
  • †Otolithus glaber
  • †Otolithus hospes
  • †Otolithus insuetus
  • †Otolithus laevigatus
  • †Otolithus meyeri
  • †Otolithus sector
  • †Otolithus similis
  • †Otolithus sulcatus
• †Otostomia
  • †Otostomia melanella
• †Ottoina
  • †Ottoina kinkelini
• †Oxyrhina
  • †Oxyrhina praecursor

• †Pachecoa
  • †Pachecoa catonis
  • †Pachecoa declivis
  • †Pachecoa pulchra
• †Pachygaleus
  • †Pachygaleus lefevrei
• †Palaeocybium
  • †Palaeocybium proosti

• 

  †Palaeophis
  • †Palaeophis casei – type locality for species
  • †Palaeophis littoralis
  • †Palaeophis virginianus
• †Palaeosinopa
  • †Palaeosinopa aestuarium – type locality for species
• Panopea
  • †Panopea bitruncata
  • †Panopea oblongata
• Panthera

  • 

    †Panthera leo
• †Papillina
  • †Papillina dumosa
• Paracyathus
  • †Paracyathus alternatus
  • †Paracyathus bellus – type locality for species
• †Paramys
  • †Paramys dispar – type locality for species
• Parvilucina
  • †Parvilucina posteocurta – type locality for species
• †Patulaxis
  • †Patulaxis scrobiculata
• Pecten
  • †Pecten byramensis
  • †Pecten perplanus
  • †Pecten poulsoni
• Penion
  • †Penion bellus

• 

  †Peratherium
  • †Peratherium macgrewi
• †Periarchus
  • †Periarchus lyelli
• Perigastrella
  • †Perigastrella oscitans – type locality for species
  • †Perigastrella plana
  • †Perigastrella rectilineata
• Periploma
  • †Periploma claibornense
  • †Periploma macneili – type locality for species
• †Peristomella
  • †Peristomella laticella
• Petaloconchus
  • †Petaloconchus transcostatus – type locality for species
• Petrophyllia
  • †Petrophyllia vicksburgensis

• 

  Phalium
  • †Phalium brevicostatum
  • †Phalium johnsoni
  • †Phalium menthafons – type locality for species
  • †Phalium mississippiensis
  • †Phalium taitii
• †Phandella
  • †Phandella nepionica
  • †Phandella transemma – type locality for species
• Philine
  • †Philine dockeryi
• Pholadomya
• Pholas

• 

  Phos
  • †Phos jacksonense
  • †Phos sagenum
  • †Phos texanum
  • †Phos texanus
  • †Phos vicksburgensis
• Phyllodus
  • †Phyllodus toliapicus
• Phyllonotus
  • †Phyllonotus mississippiensis
• †Physogaleus
  • †Physogaleus americanus – type locality for species
  • †Physogaleus tertius
• †Pisodus
  • †Pisodus oweni

• 

  Pitar
  • †Pitar aldrichi – type locality for species
  • †Pitar astartiformis
  • †Pitar calcanea
  • †Pitar imitabilis
  • †Pitar megacostata – type locality for species
  • †Pitar nuttalliopsis
  • †Pitar perbrevis
  • †Pitar petroplitanus
  • †Pitar petropolitanus
  • †Pitar protena – type locality for species
  • †Pitar securiformis
  • †Pitar semipunctata
  • †Pitar texacola
  • †Pitar trigoniata
• †Plagiarca
  • †Plagiarca rhomboidella
• †Plagioctenodon
  • †Plagioctenodon dormaalensis
• Plagioecia
  • †Plagioecia hirta
• †Platycoenia – type locality for genus
  • †Platycoenia jacksonensis – type locality for species
• †Platyoptera
  • †Platyoptera extenta

• 

  Platyrhina
  • †Platyrhina dockeryi – type locality for species
• Platytrochus
  • †Platytrochus elegans
  • †Platytrochus goldfussi
  • †Platytrochus stokesi
• Plectodon
  • †Plectodon intastriata
• Pleurofusia
  • †Pleurofusia clarkeana
  • †Pleurofusia collaris
  • †Pleurofusia danvicola
  • †Pleurofusia decliva
  • †Pleurofusia elegantula – type locality for species
  • †Pleurofusia fessa – type locality for species
  • †Pleurofusia fluctuosa
  • †Pleurofusia hilgardi
  • †Pleurofusia hiwanneensis – type locality for species
  • †Pleurofusia longirostropis
  • †Pleurofusia longirostropsis
  • †Pleurofusia oblivia
  • †Pleurofusia servata
• †Pleuroliria
  • †Pleuroliria cochlearis
  • †Pleuroliria jacksonella
  • †Pleuroliria subsimilis
• Pleuromeris
  • †Pleuromeris inflatior
  • †Pleuromeris inflator
  • †Pleuromeris parva
  • †Pleuromeris quadrata
  • †Pleuromeris tortidens
• †Pleuronea
  • †Pleuronea fenestrata
  • †Pleuronea subpertusa

• 

  †Pleurostoma
  • †Pleurostoma adolescens
  • †Pleurostoma rebeccae
• Pleurotoma
  • †Pleurotoma cristata - original combination for Cochlespira cristata;^[2] type species for Cochlespira
• Plicatula
  • †Plicatula filamentosa
  • †Plicatula variplicata – type locality for species
• Pliciscala
  • †Pliciscala albitesta
  • †Pliciscala byramensis – type locality for species
  • †Pliciscala caseyi – type locality for species
  • †Pliciscala cribrum
  • †Pliciscala pearlensis

• 

  Poirieria
  • †Poirieria macneili – type locality for species
• Polinices
  • †Polinices aratus
  • †Polinices weisbordi
• †Polyascosoecia
  • †Polyascosoecia imbricata
• Polyschides
  • †Polyschides margarita
• Porella
  • †Porella compacta – type locality for species
  • †Porella coronata
  • †Porella granulosa
  • †Porella irregularis
  • †Porella jacksonica
  • †Porella pungens
• Poromya
  • †Poromya mississippiensis
• †Potamides
• †Priscoficus
  • †Priscoficus juvenis

• 

  Pristis
  • †Pristis lathami
• Proboscina
  • †Proboscina geminata
• †Projenneria
  • †Projenneria ludoviciana
• †Protoscutella
  • †Protoscutella mississippensis
  • †Protoscutella mississippiensis – type locality for species
• †Protosurcula
  • †Protosurcula gabbii
• †Prototomus

• 

  Prunum
  • †Prunum columba
• Pseudamussium
  • †Pseudamussium corneoides
• †Pseudodontaspis
  • †Pseudodontaspis lauderdalensis – type locality for species
  • †Pseudodontaspis mississippiensis – type locality for species
• †Pseudofulgur – type locality for genus
  • †Pseudofulgur lirata – type locality for species
  • †Pseudofulgur vicksburgensis
• †Pseudolatirus
  • †Pseudolatirus tortilis
• Pseudoliva
  • †Pseudoliva perspectiva
  • †Pseudoliva santander
  • †Pseudoliva vestusta
  • †Pseudoliva vetusta
• Pseudomalaxis
  • †Pseudomalaxis rotella
• Pteria
  • †Pteria argentea
  • †Pteria limula
  • †Pteria vanwinkleae
• †Pterochelus
  • †Pterochelus angelus
• †Pteropsella
  • †Pteropsella lapidosa
• †Pterosphenus
  • †Pterosphenus schucherti

• 

  Pterynotus
  • †Pterynotus burnsii
• Puellina
  • †Puellina radiata
• Puncturella
  • †Puncturella jacksonensis
• Pycnodonte
  • †Pycnodonte johnsoni
  • †Pycnodonte trigonalis
  • †Pycnodonte vicksburgensis

• 

  Pycnodus
  • †Pycnodus bowerbanki
• Pyramidella
  • †Pyramidella bastropensis
  • †Pyramidella crassispirata
  • †Pyramidella dalli
  • †Pyramidella meyeri
  • †Pyramidella propeacicula
  • †Pyramidella pseudopymaea
• †Pyramimitra
  • †Pyramimitra quadralirata
  • †Pyramimitra terebraeformis
• Pyrunculus
  • †Pyrunculus laevipyrum

• Rangia
  • †Rangia cuneata
  • †Rangia johnsoni
• Raphitoma
  • †Raphitoma veatchi – or unidentified comparable form
• †Rectonychocella
  • †Rectonychocella tenuis

• 

  Reteporella
  • †Reteporella laciniosa
• Retusa
  • †Retusa galba
  • †Retusa jacksonensis
  • †Retusa sylvaerupis
• Rhinobatos

• 

  Rhinoptera
• Rhizorus – or unidentified comparable form
  • †Rhizorus volutatus
• Rhynchoconger
  • †Rhynchoconger sanctus
• Rictaxis
  • †Rictaxis andersoni
• Ringicula
  • †Ringicula biplicata
  • †Ringicula crassata – type locality for species
  • †Ringicula mississippiensis
• Rissoina
  • †Rissoina mississippiensis

• †Sablea
  • †Sablea minuta
• Saccella
  • †Saccella catasarca
  • †Saccella robusta
• †Samelina
  • †Samelina pilsbryi

• 

  Sassia
  • †Sassia abbreviata
  • †Sassia conradiana
  • †Sassia jacksonensis
  • †Sassia septemdentata
• †Saxolucina
  • †Saxolucina gaufia
• Scalina
  • †Scalina rubricollis
  • †Scalina trapaquara
  • †Scalina trigintanaria
• Scaphander
  • †Scaphander hilgardi – type locality for species
  • †Scaphander jacksonensis
  • †Scaphander primus
• Scapharca
  • †Scapharca chordicosta – type locality for species
  • †Scapharca delicatula
  • †Scapharca invidiosa
• Scaphella – or unidentified comparable form
• †Schizaropsis
  • †Schizaropsis convexus

• 

  Schizaster
  • †Schizaster americanus
  • †Schizaster armiger
• Schizomavella
  • †Schizomavella longirostris – type locality for species
• †Schizopodrella
  • †Schizopodrella viminea
• †Schizorthosecos
  • †Schizorthosecos grandiporosus
  • †Schizorthosecos interstitea
  • †Schizorthosecos interstitia
• †Schyliorhinus
  • †Schyliorhinus enniskilleni
• Scobinella
  • †Scobinella caelata
  • †Scobinella famelica
  • †Scobinella ferrosilica
  • †Scobinella hammettensis
  • †Scobinella jacksonensis
  • †Scobinella louisianae
  • †Scobinella macer
  • †Scobinella newtonensis
  • †Scobinella pluriplicata
  • †Scobinella reticulatoides
• Sconsia
  • †Sconsia lintea
  • †Sconsia prelintea – type locality for species
• Scrupocellaria
  • †Scrupocellaria clausa
  • †Scrupocellaria cookei
  • †Scrupocellaria williardi

• 

  Scyliorhinus
  • †Scyliorhinus gilberti
• Seila
  • †Seila constricta
  • †Seila quadristriaris
• Semele
  • †Semele mississippiensis
  • †Semele staminea
• Semelina
  • †Semelina pilsbryi

• 

  Semicassis
  • †Semicassis caelatura
• Septifer
  • †Septifer probolus – type locality for species
• †Seraphs
• Serpulorbis
  • †Serpulorbis squamulosus
• Sigatica
  • †Sigatica boettgeri
  • †Sigatica clarkeana
  • †Sigatica conradii
• †Sinistrella
  • †Sinistrella americana

• 

  Sinum
  • †Sinum arctatum
  • †Sinum beatricae
  • †Sinum bilix
  • †Sinum danvillense – or unidentified comparable form
  • †Sinum declive
  • †Sinum inconstans
  • †Sinum jacksonense – type locality for species
  • †Sinum mississippiensis
• †Siphomia
  • †Siphomia claibornensis

• 

  Siphonalia
  • †Siphonalia jacksonia
  • †Siphonalia newtonensis
  • †Siphonalia sullivani
• Siphonochelus
  • †Siphonochelus curvirostratus
  • †Siphonochelus gracilis
• Skena
  • †Skena pignus
• Smittina
  • †Smittina angulata
  • †Smittina denticulifera

• 

  Solariella
  • †Solariella cancellata
  • †Solariella louisiana
  • †Solariella menthafontis – type locality for species
  • †Solariella stalagmium
  • †Solariella sylvaerupis
  • †Solariella tallahalaensis – type locality for species
  • †Solariella tricostata
• Solariorbis
  • †Solariorbis quadrangularis
  • †Solariorbis subangulatus
• †Solariorbus
  • †Solariorbus subangulatus

• 

  Solecurtus
  • †Solecurtus vicksburgensis
• Solena
  • †Solena abruptus
  • †Solena lisbonensis
• †Sphaerocypraea
  • †Sphaerocypraea jacksonensis – type locality for species
• Spheniopsis
  • †Spheniopsis mississippiensis
• †Sphraena
  • †Sphraena major – or unidentified comparable form

• 

  Sphyraena – tentative report
• †Spiradaphne
  • †Spiradaphne lowei
• Spisula
  • †Spisula funerata
  • †Spisula inaequilateralis
  • †Spisula jacksonensis
  • †Spisula mississippiensis
  • †Spisula parilis
  • †Spisula praetanius
  • †Spisula praetenuis

• 

  Spondylus
  • †Spondylus dumosus
  • †Spondylus filiaris
• Sportella
  • †Sportella oblonga
• †Stamenocella
  • †Stamenocella anatina
  • †Stamenocella grandis
  • †Stamenocella inferaviculifera
  • †Stamenocella pyriforme
• †Steganoporella
  • †Steganoporella jacksonica
  • †Steganoporella rectangularia
• Sthenorytis
  • †Sthenorytis witfieldi
• †Strepsidura
  • †Strepsidura heilprini
• †Streptochetus
  • †Streptochetus limulus

• 

  †Striatolamia
  • †Striatolamia macrota
• Strioterebrum
  • †Strioterebrum tantula
• †Stromatopora
  • †Stromatopora parvipora
  • †Stromatopora polygonma
• Strombiformis
  • †Strombiformis caseyi

• 

  †Subhyracodon
  • †Subhyracodon occidentalis
• †Sulcocypraea
  • †Sulcocypraea healeyi
  • †Sulcocypraea kennedyi
  • †Sulcocypraea lintea
  • †Sulcocypraea vaughani
• †Sullivania
  • †Sullivania fisherensis
  • †Sullivania hicoricola
  • †Sullivania perexilis
• †Surculoma
  • †Surculoma falsabenes
  • †Surculoma kellogii
  • †Surculoma penrosei
  • †Surculoma subequalis
• Sveltella
  • †Sveltella parva
  • †Sveltella sotoensis
• Syntomodrillia
  • †Syntomodrillia collarubra – type locality for species
  • †Syntomodrillia funis – type locality for species
  • †Syntomodrillia tantula
• †Syphraena

• †Talpavoides
  • †Talpavoides dartoni

• 

  †Teilhardina
  • †Teilhardina magnoliana
• Teinostoma
  • †Teinostoma caseyi
  • †Teinostoma minuta – type locality for species
  • †Teinostoma moodiense
  • †Teinostoma neodiensa
  • †Teinostoma verrilli
• Tellidorella
  • †Tellidorella interlacinia – type locality for species

• 

  Tellina
  • †Tellina linifera
  • †Tellina lintea
  • †Tellina pearlensis
  • †Tellina petropolitana
  • †Tellina serica
  • †Tellina subprotexta – type locality for species
  • †Tellina subtriangularis
  • †Tellina vicksburgensis
• Tenagodus
  • †Tenagodus vitis
• †Tenegodus
  • †Tenegodus vitis
• Tenuiscala
  • †Tenuiscala aspersa

• 

  Terebra
  • †Terebra divisura
  • †Terebra hiwanneensis – type locality for species
  • †Terebra jacksonensis
  • †Terebra tantula
  • †Terebra texagyra
• †Terebrifusus
  • †Terebrifusus multiplicatus
• Teredo
  • †Teredo mississippiensis
• Terrapene

  • 

    †Terrapene carolina
• †Terrebrifusus
  • †Terrebrifusus amoenus
• †Testallium
  • †Testallium vetustum
• Thracia
  • †Thracia vicksburgensis
  • †Thracia vicksburgiana
• †Tiburnus
  • †Tiburnus eboreus
• †Tiza
  • †Tiza alta
• †Tornatellaea
  • †Tornatellaea bella
  • †Tornatellaea lata
• Tornus
  • †Tornus infraplicatus

• 

  Trachycardium
  • †Trachycardium eversum
  • †Trachycardium planicostata – type locality for species
• †Transovula
  • †Transovula symmetrica
• †Tretocycloecia
  • †Tretocycloecia grandis
• Trigonopora
  • †Trigonopora grande
• Trigonostoma
  • †Trigonostoma aurorae – tentative report
  • †Trigonostoma babylonicum
  • †Trigonostoma gemmatum
  • †Trigonostoma panones
• Trigonulina
  • †Trigonulina sotoensis
• †Trinacria
  • †Trinacria menthifontis – type locality for species
• Triphora
  • †Triphora bilineata
  • †Triphora major
  • †Triphora meridionalis
• †Tritaria
  • †Tritaria falsus
  • †Tritaria macilenta
• †Tritonatractus
  • †Tritonatractus montgomeriensis
  • †Tritonatractus pearlensis
• Trochita
  • †Trochita aperta
• Trochocyathus
  • †Trochocyathus depressus – type locality for species
• †Tropisurcula
  • †Tropisurcula caseyi
  • †Tropisurcula crenula – tentative report
• †Trygon
  • †Trygon jaekeli
• †Trypanotoma
  • †Trypanotoma longispira
  • †Trypanotoma terebriformis
• Trypostega
  • †Trypostega venusta
• Tubiola
  • †Tubiola nautiloides
• Tudicla – or unidentified comparable form
• †Turbinolia
  • †Turbinolia dickersoni – type locality for species
  • †Turbinolia insignifica – type locality for species
  • †Turbinolia pharetra
  • †Turbinolia vicksburgensis – type locality for species
  • †Turbinolia wautubbeensis – type locality for species

• 

  Turbonilla
  • †Turbonilla leafensis – type locality for species
  • †Turbonilla major
  • †Turbonilla mississippiensis
• Turricula
  • †Turricula byramensis – type locality for species
  • †Turricula longiforma
  • †Turricula plenta
  • †Turricula plutonica
• Turris – report made of unidentified related form or using admittedly obsolete nomenclature
  • †Turris exsculpata

• 

  Turritella
  • †Turritella boycensis – type locality for species
  • †Turritella carota
  • †Turritella caseyi – type locality for species
  • †Turritella clevelandia
  • †Turritella dobyensis
  • †Turritella dutexata
  • †Turritella ghigna
  • †Turritella gilberti
  • †Turritella jacksonensis
  • †Turritella mississippiensis
  • †Turritella mundula – type locality for species
  • †Turritella nasuta
  • †Turritella planigyrata
  • †Turritella premimetes – or unidentified related form
  • †Turritella rubricollis – type locality for species
  • †Turritella saffordi
  • †Turritella tennesseensis
• †Tuscahomaophis – type locality for genus
  • †Tuscahomaophis leggetti – type locality for species
• †Tuscahomys
  • †Tuscahomys major
  • †Tuscahomys medius
  • †Tuscahomys minor
• Typhina
  • †Typhina mississippiensis – type locality for species
  • †Typhina palmerae
• Typhis
  • †Typhis dentatus

• †Uintacyon
• Umbraculum
  • †Umbraculum planulatum
• †Unitas
  • †Unitas pearlensis
• Uromitra
  • †Uromitra grantensis
• Urosalpinx
  • †Urosalpinx aspinosus
• Ursus

  • 

    †Ursus americanus

• †Varicobela
  • †Varicobela aldrichi – type locality for species
  • †Varicobela smithii
• †Vassacyon

• 

  Vasum
  • †Vasum humerosum
• Venericardia
  • †Venericardia apodensata
  • †Venericardia bashiplata
  • †Venericardia carsonensis
  • †Venericardia claiboplata
  • †Venericardia densata
  • †Venericardia diversidentata
  • †Venericardia francescae
  • †Venericardia hatcheplata
  • †Venericardia horatiana
  • †Venericardia klimacodes
  • †Venericardia mediaplata
  • †Venericardia nanaplata
  • †Venericardia planicosta
  • †Venericardia rotunda
• Venus – report made of unidentified related form or using admittedly obsolete nomenclature
  • †Venus jacksonensis
• Verticordia
  • †Verticordia cossmanni
  • †Verticordia dalliana
  • †Verticordia quadrangularis
  • †Verticordia sotoensis
• †Vetidrillia – type locality for genus
  • †Vetidrillia palmerae – type locality for species
• Vexillum
  • †Vexillum cellulifera
  • †Vexillum cervilirata – type locality for species
  • †Vexillum laevicostata – type locality for species
  • †Vexillum lintoidea
  • †Vexillum multiostata – type locality for species
  • †Vexillum tallahalaensis – type locality for species
• Vitrinella
  • †Vitrinella laevis
• †Viverravus
  • †Viverravus laytoni
• †Viverriscus – type locality for genus
  • †Viverriscus omnivorus – type locality for species
• †Vokesula
  • †Vokesula aldrichi
  • †Vokesula smithvillensis

• 

  Volema
  • †Volema hopkinsi – type locality for species
• †Volvaria
  • †Volvaria reticulata
• Volvulella
  • †Volvulella subspinosa – type locality for species

• †Wyonycteris
  • †Wyonycteris primitivus – type locality for species

• Xancus
  • †Xancus wilsoni

• 

  Xenophora
  • †Xenophora conica
  • †Xenophora humilis
  • †Xenophora reclusa
• †Xiphiorhynchus
  • †Xiphiorhynchus eocaenicus – or unidentified comparable form
• Xylophaga – tentative report
  • †Xylophaga mississippiensis

• Yoldia
  • †Yoldia clydoniona – type locality for species
  • †Yoldia mater
  • †Yoldia serica

• 

  †Zygorhiza
  • †Zygorhiza kochii

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.