List of the Mesozoic life of New Jersey

This list of the Mesozoic life of New Jersey contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of New Jersey and are between 252.17 and 66 million years of age.

Fossilized skeleton of the Early Cretaceous-Oligocene turtle Adocus beatus
Fossilized shell of the Late Cretaceous oyster Agerostrea
Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus
Assemblage of fossilized skeletons of the softshell turtle Amyda
Fossil (right) of the Early Jurassic dinosaur footprint ichnogenus Anomoepus
Fossilized skeleton of the gar Atractosteus
Amber-entombed specimen of the Early-Late Cretaceous ant Baikuris
Life restoration of the Late Cretaceous Alligator relative Brachychampsa
Amber-entombed specimen of the Late Cretaceous ant Brownimecia
Life restoration of the Late Triassic-Eocene lungfish Ceratodus
Restorative model of the hypothetical trackmaker of the Late Triassic ichnogenus Chirotherium with real fossil footprints in the background
Fossilized vertebrae in multiple views of the Cretaceous plesiosaur Cimoliasaurus
Life restoration of the Late Cretaceous mosasaurid Clidastes
Illustration of a fossilized tibia of the Late Cretaceous theropod dinosaur Coelosaurus antiquus
Shell of a Corbula basket clam
Fossilized shell of the Cretaceous-modern oyster Crassostrea
Fossil of the Early Cretaceous-Eocene shark Cretolamna
Restoration of the Late Cretaceous shark Cretoxyrhina , or the Ginsu shark
Shell of a Cucullaea , or false ark shell
Mounted fossilized skeleton of the Late Cretaceous Alligator relative Deinosuchus
Life restoration of the Late Cretaceous marsupial relative Didelphodon
Fossilized shell of the Late Cretaceous ammonoid cephalopod Discoscaphites
Life restoration of the Late Cretaceous primitive tyrannosaur Dryptosaurus
Restoration of the Late Cretaceous duck-billed dinosaur Edmontosaurus annectens
Restoration of the Early Cretaceous-Eocene bony fish Enchodus , or the "saber-toothed herring"
Interior of a fossilized shell of the Jurassic-Cretaceous foam oyster Exogyra
A living Ginglymostoma nurse shark
Fossilized shell of a Glycymeris , or bittersweet clam
Fossil negative with skin impressions of the theropod dinosaur footprint ichnogenus Grallator
Interior and exterior of a fossilized shell of the Late Triassic-Eocene marine bivalve Gryphaea
Life restoration of the Late Cretaceous dinosaur Hadrosaurus
A living Heterodontus , or bullhead shark
Restoration of two of the Permian-Late Cretaceous cartilaginous fish Hybodus
Life restoration of the Late Triassic drepanosaur Hypuronector
Restoration of the Late Triassic gliding reptile Icarosaurus
Fossilized shell of the Late Cretaceous ammonoid cephalopod Jeletzkytes
Fossil of the Late Jurassic horseshoe crab Mesolimulus at the end of the trackway that it produced of the ichnogenus Kouphichnium
Fossilized skull of the Late Cretaceous alligator relative Leidyosuchus
Partial fossilized jaws of the Late Cretaceous mosasaur Liodon
A living Lunatia moon sea snail
Fossilized skull of the Late Cretceous coelacanth fish Megalocoelacanthus
Life restoration of the Late Cretaceous Mosasaurus
Restoration of several species of the Late Cretaceous ammonoid cephalopod Nostoceras
A living Odontaspis sand shark
Fossil of the Permian-modern crustacean burrow ichnogenus Ophiomorpha
Shell of an Ostrea , or oyster
Fossilized shell of the Late Cretaceous ammonoid cephalopod Pachydiscus
Fossilized skeleton of the Permian bony fish Palaeoniscum
Shells of Pecten scallops
Fossilized shell of the Early Triassic-Pliocene marine bivalve Pholadomya
Fossilized shell of the Late Cretaceous ammonoid cephalopod Placenticeras
Amber-entombed specimen of the Late Cretaceous wasp Plumalexius
Life restoration of the Late Cretaceous mosasaur Prognathodon preying upon an ammonoid cephalopod
Fossilized teeth of the Cretaceous shark Pseudocorax
Fossilized shell of the Jurassic-Cretaceous marine bivalve Pterotrigonia
Restoration of the Late Cretaceous-Paleocene ray Rhombodus
Fossilized skeleton of the Late Triassic phytosaur Rutiodon
Restoration of several of the Early Cretaceous-Miocene shark Scapanorhynchus
Fossilized teeth of the Cretaceous-Eocene shark Serratolamna
Amber-entombed specimen of the Late Cretaceous ant Sphecomyrma
Shell of a Tellina , or tellin
Fossilized skull of the Late Cretaceous-Paleocene gavial relative Thoracosaurus
Illustration of a fossilized tooth of the dubious Late Cretaceous reptile genus Diplotomodon
Fossilized shell of the Permian-Paleocene marine bivalve Trigonia
A living Turbinella , or chank
Fossilized shells of the Late Jurassic-modern tower snail Turritella
Life restorations of the Late Cretaceous marine bivalve Volviceramus
Life restoration of the Cretaceous bony fish Xiphactinus