List of the Mesozoic life of Maryland

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

Life restoration of the Early Cretaceous theropod dinosaur Acrocanthosaurus
Fossilized skeleton of the Late Cretaceous-Oligocene Alligator relative Allognathosuchus
Assemblage of fossilized skeletons of the softshell turtle Amyda
Life restoration of the Early Cretaceous sauropod dinosaur Astrodon
Fossilized shell of the Late Cretaceous ammonoid cephalopod Baculites
Life restoration of the Late Triassic-Eocene lungfish Ceratodus
Illustration of a fossilized tibia of the Late Cretaceous theropod dinosaur Coelosaurus antiquus
Fossil of the Early Cretaceous-Eocene shark Cretolamna
Life restoration of the Early Cretaceous dromaeosaur ("raptor") Deinonychus
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
Fossil negative with skin impressions of the theropod dinosaur footprint ichnogenus Grallator
Life restoration of the Late Cretaceous mosasaur Halisaurus
Fossil of the Jurassic-Paleogene lobster Hoploparia
Fossilized shell of the Early Jurassic-Late Cretaceous marine bivalve Inoceramus with a human indicating its size
Shells in multiple views of Latiaxis coral sea snails
Fossilized shell of the Triassic-modern marine bivalve Lopha
Life restoration of two of the Late Cretaceous Mosasaurus
Close-up portrait of a living Nebrius nurse shark
A living Odontaspis sand shark
Fossilized shell of the Late Cretaceous ammonoid cephalopod Placenticeras
Life restoration of the Late Cretaceous mosasaur Prognathodon preying upon an ammonoid cephalopod
Fossilized shell of the Jurassic-Cretaceous marine bivalve Pterotrigonia
Restoration of the Late Cretaceous-Paleocene ray Rhombodus
Fossilized shell of the Late Cretaceous ammonoid cephalopod Scaphites
Life restoration of the Late Cretaceous shark Squalicorax
Life restoration of the Early Cretaceous Iguanodon relative Tenontosaurus
Fossilized shells of the Late Jurassic-modern tower snail Turritella