Take a gander at this unusual trilobite, Hypodicranotus striatulus (Walcott, 1875), with his gloriously bulbous head shield. Missing from this specimen is the wonderful forked hypostome…

During the early Triassic period, ichthyosaurs evolved from a group of unidentified land reptiles that returned to the sea. They were particularly abundant in the later Triassic and early Jurassic…

Baleen whales (mysticetes) lack teeth as adults and instead filter feed using keratinous baleen plates. Balaenids are distinguished by their thick blubber and enlarged heads and form a parvorder of…

These ammonites are from the Arnioceras beds near Last Creek, British Columbia. The fossils found here are from the Lower Jurassic, Lower Sinemurian, Little Paradise Member of the Last Creek…

Previously Calycoceras Tarrantense, this ammonite is now Conlinoceras tarrantense after J.P. Conlin, a famous early 20th century Texas fossil collector. Ammonite expert Bill Cobban used this…

This stunning specimen with her regal ridges (and small anomaly) is an Apoderoceras ammonite, an extinct genus of cephalopod and active predatory mollusk belonging to the subclass Ammonoidea.…

An armored agnatha jawless bony fish, Victoraspis longicornualis, from Lower Devonian deposits of Podolia, Ukraine. Victoraspis longicornualis was named by Anders Carlsson and Henning Bloom back…

The McAbee fossil beds are known for their incredible abundance, diversity and quality of fossils including lovely plant, insect and fish species that lived in an old lake bed setting 52 million…

This beautiful specimen is Protoaster Haefneri, a new species of edrioasteroid, an extinct lower Cambrian genus of echinoderm from the Kinzers Formation of York County, Pennsylvania. The…

Coahuilaceratops or "Coahuila Horn Face," is a relatively new genus of Ornithischia Ceratopsidae, a  herbivorous ceratopsian dinosaur who lived during the Upper Cretaceous (late Campanian) near…