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is diphycercal (meaning divided into three lobes)
had a wingspan of only about 25 centimeters (9
The Archaeonycteris species flew at moderate altitudes and speed
suggesting the animal was a fierce hunter
Compsognathus was a bird-like dinosaur that walked on two long
Phacops rana africana, trilobite (Replica) Troodon is diphycercal (meaning divided intoThis large enrolled trilobite has great detail, especially the eyes. This specimen is from the Devonian of Morocco. Trilobites are very well known, and possibly the second most famous fossil group after the dinosaurs with some 15,000 known species. Trilobites are extinct arthropods that form the class Trilobita. They appeared at the start of the Cambrian period and flourished throughout the lower Paleozoic era before beginning a drawn out decline to