Fossils/Fossil List

Main article: Fossils

The pages listed here contain information on each taxa listed on the 2021 National Fossil List.

Kingdoms Protozoa and Chromista

See Protozoa and Chromista.

Phylum Foraminifera (Forams)*

Order Fusulinida (Fusulinids)*

Order Rotaliida*

Genus Nummulites

Kingdom Animalia (Invertebrates)

See Invertebrates.

Kingdom Animalia Sponges (Phylum Porifera)

Genus Astraeospongia (calcareous sponge)

Genus Hydnoceras (glass sponge)*

Bryozoans (Phylum Bryozoa)

(Growth forms: branching, massive, fenestrate)

Genus Archimedes

Genus Rhombopora

Graptolites (Phylum Hemichordata)*

Order Dendroidea (benthic graptolites)

Order Graptoloidea (planktic graptolites)

Corals (Phylum Cnidaria)

Order Tabulata (tabulate corals)

Genus Favosites

Genus Halysites*

Order Rugosa (rugose corals)

Genus Heliophyllum (horn coral)

Genus Hexagonaria

Order Scleractinia (stony corals)

Genus Septastrea

Arthropods (Phylum Arthropoda)

Subphylum Crustacea (shrimp, lobster, crabs, barnacles, ostracods)*

Subphylum Chelicerata

Order Eurypterida (Eurypterids)

Class Insecta (Insects)

Class Trilobita (Trilobites)

Genus Cryptolithus

Genus Calymene

Genus Elrathia

Genus Isotelus*

Genus Eldredgeops (formerly Phacops)

Brachiopods (Phylum Brachiopoda)

Class Inarticulata

Genus Lingula

Class Articulata

Genus Atrypa

Genus Composita

Genus Juresania*

Genus Leptaena

Genus Mucrospirifer

Genus Platystrophia

Genus Rafinesquina

Order Rhynchonellida

Class Amphibia (Amphibians)

Genus Acanthostega

Genus Eryops

Genus Diplocaulus

Class Reptilia (Reptiles)

Order Crocodilia (crocodiles)*

Order Testudines (turtles)*

Order Ichthyosauria (Ichtyosaurs)

Order Squamata

Mosasauridae (Mosasaurs)

Order Plesiosauria (Plesiosaurs & Pliosaurs)

Order Pterosauria (Pterosaurs)

Clade Dinosauria

Order Saurischia

Suborder Theropoda

Genus Allosaurus

Genus Coelophysis

Genus Dilophosaurus

Genus Spinosaurus*

Genus Tyrannosaurus

Genus Velociraptor

Suborder Sauropodomorpha

Genus Brachiosaurus

Genus Diplodocus

Genus Patagotitan*

Genus Plateosaurus

Order Ornithischia (bird-hipped)

Infraorder Ankylosauria

Genus Ankylosaurus

Infraorder Ceratopsia

Genus Triceratops

Genus Protoceratops*

Infraorder Ornithopoda

Genus Iguanadon

Genus Parasaurolophus

Genus Maiasaura

Infraorder Pachycephalosauria

Genus Dracorex

Infraorder Stegosauria

Genus Stegosaurus

Class Aves (Birds)

Genus Archaeopteryx

Genus Titanis (Terror Bird)

Genus Ichthyornis*

Class Synapsida

Mammal-like Reptiles

Genus Dimetrodon (pelycosaurs)

Genus Lystrosaurus (therapsids)

Mollusks (Phylum Mollusca)

Class Bivalvia (clams, oysters, mussels)

Genus Exogyra

Genus Gryphaea

Genus Pecten

Genus Glycymeris

Genus Astarte

Genus Nucula

Class Cephalopoda

Order Goniatitida (goniatites)*

Order Ceratitida (ceratites)*

Order Ammonitida (ammonites)

Genus Baculites

Genus Dactylioceras

Order Belemnitida (Belemnites)

Genus Belemnitella

Order Nautilida (Chambered Nautilus)

Order Orthocerida ("Orthoceras")

Class Gastropoda (Snails)

Genus Conus

Genus Cypraea

Genus Platyceras

Genus Turritella

Genus Worthenia

Echinoderms (Phylum Echinodermata)

Class Asteroidea (Starfish)*

Class Blastoidea

Genus Pentremites

Class Crinoidea (stems, columns, calyxes)

Class Echinoidea (regular or irregular echinoids including sea urchins, sand dollars, and heart urchins)

Class Ophiuroidea (brittle stars)*

Kingdom Animalia (Vertebrates)

See Vertebrates.

Vertebrates (Phylum Chordata)

Superclass Agnatha (Jawless Fish) (Ostracoderms)*

Class Placodermi (Armored Jawed Fish)

Genus Bothriolepis

Genus Dunkleosteus

Class chondrichthyes (Cartilaginous fish)

Superorder Selachimorpha (Sharks)

Genus Otodus

Genus Carcharocles (formerly Carcharadon)

Species C. megalodon

Superorder Batoidea (Rays)*

Superclass Osteichthyes (Bony Fish)

Class Actinopterygii (ray-finned)

Genus Knightia

Genus Xiphactinus*

Class Sarcopterygii (lobe-finned)

Genus Eusthenopteron

Genus Latimeria (Coelacanth)

Genus Tiktaalik

Class Mammalia (Mammals)

Genus Basilosaurus (prehistoric whale)

Genus Equus (modern horse)

Genus Australopthecus (hominin)*

Genus Homo (hominin)

Species H. neanderthalensis

Species H. erectus*

Species H. sapiens

Genus Mammut (Mastodon)

Genus Mammuthus (Mammoth)

Species M. primigenius (Wolly Mammoth)

Genus Megacerops (Brontothere)

Genus Mesohippus (three-toed horse)

Genus Smilodon (saber-toothed cat)

Kingdom Plantae

See Plants.

Flowering Plants (Phylum Anthophyta)

Genus Acer (Maple)

Genus Populus (Aspen & Poplar)

Genus Platanus (Sycamore)

Ginkgos (Phylum Ginkgophyta)

Genus Ginkgo

Club Mosses (Phylum Lycopodiophyta)

Genus Lepidodendron (scale tree)

Conifers (Phylum Pinophyta)

Genus Metasequoia

Horsetails (Phylum Sphenophyta)

Genus Calamites (form leaf genus: Annularia)

Seed Ferns (Phylum Pteridospermatophyta)

Genus Glossopteris

True Ferns (Phylum Pteridophyta)

Genus Psaronius (form leaf genus: Pecopteris)

Additional Earth Materials

See Earth Materials. Trace Fossils

Trails, Tracks, Trackways,

Borings, Burrows, Tubes

Predation marks, Repair scars

Coprolites

Stromatolites

Amber/copal

Petrified wood

Sedimentary Rocks

Coquina

Limestone (Chalk/fossil limestone)

Sandstone

Shale

Chert