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State fossils are distinct from other state emblems like state dinosaurs, state stones, state minerals, state gemstones or state rocks and a state may designate one, a few, or all of those. For example, in Arizona , the state stone is turquoise and the state dinosaur is Sonorasaurus thompsoni yet the state fossil is petrified wood .
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".
In 1687, Martin Lister published a drawing of C. jeffersonius, making it the first North American fossil to be illustrated in scientific literature. [2]In 1824, geologist John Finch gathered a large collection of mollusk fossils, including Chesapecten jeffersonius, from the vicinity of Yorktown, Virginia, and gave them to scientists at the Academy of Natural Sciences of Philadelphia (ANSP).
An amateur fossil hunter discovered a 20,000-year-old Columbian mammoth tusk, the first intact find in Mississippi, revealing new insights into the state's prehistoric era.
The fossils were given to the New Mexico Museum of Natural History and Science in 1980, and it was designated the state fossil in 1981 under former-Gov. Bill Richardson.
Araucarioxylon arizonicum (alternatively Agathoxylon arizonicum) is an extinct species of conifer that is the state fossil of Arizona. [1] The species is known from massive tree trunks that weather out of the Chinle Formation in desert badlands of northern Arizona and adjacent New Mexico, most notably in the 378.51 square kilometres (93,530 acres) Petrified Forest National Park. [2]
New Jersey was ranked 13th among states where the most fossils have been found. Here are some fun facts about our state's dinosaur history.
Maiasaura peeblesorum is the state fossil of Montana. The first remains of Maiasaura peeblesorum were discovered in the Two Medicine Formation near Chouteau, Montana in 1978 by Bynum, Montana resident Laurie Trexler. This holotype specimen was later described by Horner and Makela in 1979.