List of U.S. state fossils

Most American states have a state fossil. Many times these were selected in the 1980s. 

Some states do not have a state fossil.  

List of state fossils
 State Period Common name Binomial  nomenclature Image Adoption date Alabama Eocene Basilosaurus (early whale) Basilosaurus cetoides 200px 1984 Alaska Pleistocene Woolly mammoth Mammuthus primigenius 200px Arizona Triassic petrified wood Araucarioxylon arizonicum 200px California Pleistocene Saber-toothed cat Smilodon fatalis 200px Colorado Jurassic Stegosaurus Stegosaurus armatus 200px 1982 Connecticut Jurassic dinosaur tracks Eubrontes giganteus 200px Delaware Cretaceous Belemnite Belemnitella americana 200px District of Columbia Cretaceous "Capitalsaurus"  (state dinosaur) unused name 200px Florida Eocene agatized coral  (state stone) Cnidaria, Anthozoa Georgia Cretaceous–Miocene shark tooth undetermined 200px Idaho Pliocene Hagerman horse Equus simplicidens 200px Illinois Pennsylvanian Tully Monster Tullimonstrum gregarium 200px Kentucky Ordovician–Pennsylvanian Brachiopod undetermined 200px 1986 Louisiana Oligocene petrified palmwood Palmoxylon 200px Maine Devonian Pertica plant Pertica quadrifaria 200px Maryland Miocene Murex  gastropod Ecphora gardnerae200px Massachusetts Jurassic Dinosaur tracks undetermined Michigan Holocene American mastodon Mammut americanum 200px 2002 Mississippi Eocene Basilosaurus and Zygorhiza  Basilosaurus cetoides  Zygorhiza kochii Missouri Pennsylvanian Sea lily Delocrinus missouriensis 200px 1989 Montana Cretaceous Duck-billed dinosaur Maiasaura peeblesorum 200px Nebraska Pleistocene Woolly mammothColumbian mammothImperial mammoth Mammuthus PrimigeniusMammuthus columbiMammuthus imperator Nevada Triassic Shonisaurus Shonisaurus popularis 200px New Jersey Cretaceous duck-billed dinosaur Hadrosaurus foulkii 200px New Mexico Triassic Coelophysis Coelophysis bauri 200px New York Silurian Sea scorpion Eurypterus remipes 200px 1984 North Dakota Palaeocene shipworm-bored petrified wood Teredo petrified wood Ohio Ordovician Trilobite Isotelus200px 1985 Oklahoma Jurassic Saurophaganax Saurophaganax maximus 200px Oregon Eocene Dawn redwood Metasequoia glyptostroboides 200px 2005 Pennsylvania Devonian Trilobite Phacops rana 200px 1988 South Dakota Cretaceous Triceratops Triceratops horridus 200px Tennessee Cretaceous Bivalve Pterotrigonia thoracica Texas Cretaceous Pleurocoelus  Pleurocoelus nanus Utah Jurassic Allosaurus Allosaurus fragilis 200px 1988Utah State Fossil - Allosaurus  from pioneer.utah.gov "Pioneer - Utah's Online Library" page. Retrieved on 2008-09-08 Vermont Pleistocene Beluga Whale Delphinapterus leucas 200px 1993 Virginia Caenozoic Scallop Chesapecten jeffersonius 200px 1993 Washington Pleistocene Columbian mammoth Mammuthus columbi 200px 1998http://www1.leg.wa.gov/Legislature/StateSymbols/  WA State Symbols West Virginia Late Pleistocene Jefferson's ground sloth Megalonyx jeffersonii 200px 2008http://www.herald-dispatch.com/homepage/x112312085 Manchins signs bills involving snakes, fossils, research into law Wisconsin Ordovician–Silurian Trilobite Calymene celebra 200px 1985 Wyoming Eocene Knightia Knightia 200px 18 February 1987

 References 

Other websites
www.statefossils.com: a complete list of U.S. state fossils, with informative details

Category:Fossils
Fossils
Category:Science-related lists