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The location and boundaries of the U.S. state of Georgia. Paleontology in Georgia refers to paleontological research occurring within or conducted by people from the U.S. state of Georgia. During the early part of the Paleozoic, Georgia was largely covered by seawater. Although no major Paleozoic discoveries have been uncovered in Georgia, the ...
Agaricocrinus americanus, also known as the mushroom crinoid or American crinoid, is a species of extinct crinoid. Its fossils can be found in the U.S. states of Indiana, Tennessee and Kentucky. They date back to the Lower Mississippian, about 345 million years ago. [1]
Pentacrinites is an extinct genus of crinoids that lived from the Hettangian to the Bathonian of Asia, Europe, North America, and New Zealand.Their stems are pentagonal to star-shaped in cross-section and are the most commonly preserved parts. [1]
The long and varied geological history of the crinoids demonstrates how well the echinoderms had adapted to filter-feeding. [ 5 ] The crinoids underwent two periods of abrupt adaptive radiation , the first during the Ordovician (485 to 444 mya), and the other during the early Triassic (around 230 mya). [ 28 ]
Mississippian America was once more covered in seas, [12] now notably home to abundant crinoids. [13] During the Pennsylvanian America was largely terrestrial [14] and vast swamps expanded across the country [15] which were home to amphibians. [16] Reptiles were appearing around this time. [17]
This list of the prehistoric life of Georgia (U.S. state) contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Georgia (U.S. state). Precambrian
A History of Georgia (1991). Survey by scholars. Coulter, E. Merton. A Short History of Georgia (1933) Grant, Donald L. The Way It Was in the South: The Black Experience in Georgia 1993; London, Bonta Bullard. (1999) Georgia: The History of an American State Montgomery, Alabama: Clairmont Press ISBN 1-56733-994-8. A middle school textbook.
The only recorded find of a dinosaur fossil in Central America consists of a single femur discovered from Middle Cretaceous age deposits in Comayagua Department in the central part of Honduras. The fossil had been found in January, 1971 by Bruce Simonson and Gregory Horne, though it was later sent to the National Museum of Natural History, USA ...