This is a list of U.S. state dinosaurs in the United States, including the District of Columbia. Many states also have dinosaurs as state fossils, or designate named avian dinosaurs ( List of U.S. state birds), but this list only includes those that have been officially designated as "state dinosaurs".
State or Territory | Dinosaur | Image | Year |
---|---|---|---|
Arizona | Sonorasaurus thompsoni | 2018 [1] | |
Arkansas | Arkansaurus fridayi | 2017 [2] | |
California | Augustynolophus morrisi | 2017 [3] | |
Colorado | Stegosaurus sp. | 1982 [4] | |
Connecticut | Dilophosaurus sp. | 2017-07-10 [5] | |
Delaware | Dryptosaurus aquilunguis | 2022 [6] [7] | |
District of Columbia | " Capitalsaurus" | 1998 [8] | |
Idaho | Oryctodromeus cubicularis | 2023 [9] | |
Massachusetts | Podokesaurus holyokensis | 2021 [10] [11] | |
Maryland | Astrodon johnstoni | 1998 [12] | |
Missouri | Parrosaurus missouriensis | 2004 [13] [14] | |
New Jersey | Hadrosaurus foulkii | 1991 [15] | |
Oklahoma | Acrocanthosaurus atokensis | 2006 [16] | |
Texas | Sauroposeidon proteles (originally Paluxysaurus jonesi) | 2009 (replaced Pleurocoelus which was state dinosaur 1997–2009) [17] | |
Utah | Utahraptor ostrommaysorum | 2018 [18] | |
Washington | " Suciasaurus rex" | 2023 [19] | |
Wyoming | Triceratops horridus | 1994 [20] |
This is for dinosaurs that were or are candidates for state dinosaur but either were not designated or have yet to officially be.
State | Dinosaur | Image | Year | Result |
---|---|---|---|---|
Arizona | Dilophosaurus wetherilli | 1998 [21] [22] | Vetoed when it was revealed fossils were illegally taken from Navajo Nation [23] | |
Massachusetts | Anchisaurus polyzelus | 2021 [24] | Lost to Podokesaurus in a poll taken prior to bill [10] |
This is a list of U.S. state dinosaurs in the United States, including the District of Columbia. Many states also have dinosaurs as state fossils, or designate named avian dinosaurs ( List of U.S. state birds), but this list only includes those that have been officially designated as "state dinosaurs".
State or Territory | Dinosaur | Image | Year |
---|---|---|---|
Arizona | Sonorasaurus thompsoni | 2018 [1] | |
Arkansas | Arkansaurus fridayi | 2017 [2] | |
California | Augustynolophus morrisi | 2017 [3] | |
Colorado | Stegosaurus sp. | 1982 [4] | |
Connecticut | Dilophosaurus sp. | 2017-07-10 [5] | |
Delaware | Dryptosaurus aquilunguis | 2022 [6] [7] | |
District of Columbia | " Capitalsaurus" | 1998 [8] | |
Idaho | Oryctodromeus cubicularis | 2023 [9] | |
Massachusetts | Podokesaurus holyokensis | 2021 [10] [11] | |
Maryland | Astrodon johnstoni | 1998 [12] | |
Missouri | Parrosaurus missouriensis | 2004 [13] [14] | |
New Jersey | Hadrosaurus foulkii | 1991 [15] | |
Oklahoma | Acrocanthosaurus atokensis | 2006 [16] | |
Texas | Sauroposeidon proteles (originally Paluxysaurus jonesi) | 2009 (replaced Pleurocoelus which was state dinosaur 1997–2009) [17] | |
Utah | Utahraptor ostrommaysorum | 2018 [18] | |
Washington | " Suciasaurus rex" | 2023 [19] | |
Wyoming | Triceratops horridus | 1994 [20] |
This is for dinosaurs that were or are candidates for state dinosaur but either were not designated or have yet to officially be.
State | Dinosaur | Image | Year | Result |
---|---|---|---|---|
Arizona | Dilophosaurus wetherilli | 1998 [21] [22] | Vetoed when it was revealed fossils were illegally taken from Navajo Nation [23] | |
Massachusetts | Anchisaurus polyzelus | 2021 [24] | Lost to Podokesaurus in a poll taken prior to bill [10] |