1. Alabama - archaeocete whale, Basilosaurus cetoides, Eocene
2. Alaska - woolly mammoth, Mammuthus primigenius, Pleistocene
3. Arkansas - none
4. Arizona - petrified wood, Araucarioxylon arizonicum, Triassic
5. California - sabertooth cat, Smilodon fatalis, Pleistocene
6. Colorado - dinosaur, Stegosaurus stenops, Jurassic
7. Connecticut - gigantic, three-toed dinosaur track, Eubrontes giganteus, Triassic
8. Delaware - belemnite (cephalopod), Belemnite americana, Cretaceous
9. Florida - (State Stone - agatized coral)
10. Georgia - shark's tooth, genus and species unspecified, Tertiary
11. Hawaii - none
12. Kansas - none
13. Idaho - Hagerman Horse Fossil, Equus simplicidens (originally described as Plesippus shoshonensis), Pliocene
14. Illinois - Tully Monster, Tullimonstrum gregarium, Carboniferous
15. Indiana - none
16. Iowa - none
17. Kentucky - brachiopod, genus and species unspecified, Paleozoic
18. Louisiana - petrified palmwood, Palmoxylon sp., Oligocene
19. Maine - early vascular land plant, Pertica quadrifaria, Devonian
20. Maryland - gastropod, Ecphora gardnerae gardnerae, Miocene
21. Massachusetts - dinosaur tracks, genus and species unspecified, Triassic
22. Michigan - Mastodon
23. Minnesota - none
24. Mississippi - archaeocete whale, Zygorhiza kochii, Eocene (State stone - petrified wood)
25. Missouri - crinoid, Delocrinus missouriensis, Carboniferous
26. Montana - duck-billed dinosaur, Maiasaura peeblesorum, Cretaceous
27. Nebraska - mammoth, Mammuthus imperator mailbeni, Pleistocene
28. Nevada - ichthyosaur, Shonisaurus popularis, Triassic
29. New Hampshire - none
30. New Jersey - dinosaur (Hadrosaur), Hadrosaurus foulki, Cretaceous
31. New Mexico - dinosaur, Coelophysis sp., Triassic
32. New York - eurypterid, Eurypterus remipes, Silurian
33. North Carolina - none
34. North Dakota - Teredo Petrified Wood, Paleocene
35. Ohio - trilobite, Isotelus sp., Ordovician
36. Oklahoma - none
37. Oregon - Metasequoia (Dawn redwood)
38. Pennsylvania - trilobite, Phacops rana, Devonian
39. Rhode Island - none
40. South Carolina - none
41. South Dakota - dinosaur, Triceratops prorosus, Cretaceous NOTE: back in 1988 the state fossil was the cycad, Cycadopsida.
42. Tennessee - Pteratrigonia thoracica, from the Upper Cretaceous Cooon Creek formation.
43. Texas (State Stone) - petrified palmwood, Palmoxylon sp., Oligocene State Dinosaur - Brachiosaur Sauropod, Pleurocoelus sp., Cretaceous.
44. Utah - dinosaur, Allosaurus fragilis, Jurassic
45. Vermont - Charlotte, The Vermont Whale (beluga whale), Delphinapterus leucas, Pleistocene
46. Virginia - pelecypod, Chesapecten jeffersonius, Pliocene
47. Washington - Columbian Mammoth, Mammuthus columbi, Pleistocene (State Gem - petrified wood, genus and species unspecified, Tertiary) 48. West Virginia (State Gem) - rugose coral, Lithostrotionella sp., Mississippian
49. Wisconsin - trilobite, Calymene celebra, Silurian
50. Wyoming - State
Fossil - fresh-water herring, Knightia sp., Eocene
State Dinosaur - dinosaur, Triceratops, Cretaceous
Courtesy of Paul V. Heinrich