Mesozoic
- Acesta
- Acirsa
- Acmaea
A living Acteon barrel bubble sea snail - † Aenona
- † Agerostrea
- Alvania
- † Ampullina
- Anatina
- † Ancilla
- † Anomia
- † Anomoeodus
- † Arca
- Architectonica
- Arrhoges
- Astarte
Fossilized skeleton of the gar Atractosteus - † Baculites
- † Baculites arculus
- † Baculites capensis
- † Baculites grandis – or unidentified comparable form
- † Baculites tippahensis
- Barbatia
- † Belemnitella
- Bernaya
Illustration of the shell in multiple views of a Bittium cerith sea snail - Botula
- Brachidontes
- Bulla – tentative report
- Cadulus
- Caestocorbula
- † Calliomphalus
- Calyptraea
- Cantharus
- Capulus
A living Carcharias sand tiger shark - Caryophyllia
- † Catopygus
- † Caveola
- Ceratia
- Cerithiella
- Cerithium
- Chlamys
- † Chondrites
- Cidaris
- Clavagella
- Cliona
- Corbula
- Crenella
Fossil of the Early Cretaceous-Eocene shark Cretolamna - Crucibulum
- Cucullaea
- Cuspidaria
- † Cuspidaria grandis
- † Cuspidaria jerseyensis – or unidentified comparable form
- Cylichna
- † Cymella
- Dasmosmilia
Shell of a Dentalium tusk shell - Dimya
- † Discoscaphites
- † Dolicholatirus
- † Ecphora
Restoration of the Early Cretaceous-Eocene bony fish Enchodus , or the "saber-toothed herring" - † Eothoracosaurus – type locality for genus
- † Eothoracosaurus mississippiensis – type locality for species
- † Epitonium
- † Eryma – report made of unidentified related form or using admittedly obsolete nomenclature
- † Eulima
- † Euspira
- † Eutrephoceras
Fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra - Fusinus
- † Gegania
- Gemmula
- † Gervillia
- Ginglymostoma
- Glossus
- Glycymeris
- † Gryphaea
- † Gyrineum
- † Hadrosaurus – tentative report
- † Hamites
- † Hamulus
- † Helicoceras
- Hemiscyllium
- † Hoploparia
- Hyala
- † Hybodus
Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size - † Ischyrhiza
- Lepisosteus
- Lima
- Limatula
- † Linearis
- † Linthia
- Linuparus
- Lithophaga
- Lopha
- † Lucina – tentative report
- † Mathilda
- Meretrix – tentative report
- † Micraster
- Modiolus
- † Morea
Life restoration of two of the Late Cretaceous Mosasaurus - † Mytilus – tentative report
- † Neithea
- Nerita
- Neritina
- † Nostoceras
- Nozeba
- Nucula
Shell of an Ostrea , or oyster - † Pachydiscus
- † Pachymelania – tentative report
- Panopea
- † Paranomia
- Pecten
- Pholadomya
- Pinna
- † Placenticeras
- † Plagiostoma
Restoration of the Late Cretaceous mosasaur Platecarpus - † Platecarpus tympaniticus – type locality for species
- † Plesiotriton
- Plicatula
- Polinices
- † Protocardia
- † Pseudocorax
- † Pteria
- † Pterotrigonia
- † Ptychodus
- † Ptychotrygon
- Pycnodonte
- Ringicula
- † Sargana
- † Sassia
Restoration of several of the Early Cretaceous-Miocene shark Scapanorhynchus - † Scaphites
- † Sclerorhynchus
- Seila
- Serpula
- † Sphenodiscus
- Spondylus
- Squalicorax
- Stosicia
- Teinostoma
- Tellina
- † Tenea
- Thracia
- † Tornus – tentative report
Fossilized shell of a Trachycardium cockle - Trichotropis
- † Trigonia
- † Trigonostoma
- † Turrilites
- Turritella
- † Tympanotonus
Life restoration of the Cretaceous bony fish Xiphactinus
