30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods Royal Tyrrell Museum of Paleontology

Royal Tyrrell Museum of Paleontology

†Austerops sp

label their crocodile teeth as belonging to the huge crocodile of the Sarcosuchus sp genus --however

and collections ASU: Center for Meteorite Studies

transition zone/lower shoreface (1)

30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods Royal Tyrrell Museum of PaleontologyHarpidella, McCoy 1849 (trilobite) Trilobita Aulacopleuridae PaleoDB taxon number: 21197 Parent taxon: Aulacopleurinae according to A. W. Owen and D. A. T. Harper 1982 See also Jell and Adrain 2002, Owen 1981, Owen and Bruton 1980, Owens and Fortey 2009, Sepkoski 2002 and Thomas and Owens 1978 Sister taxa: Otarionides, Pseudotrinodus Subtaxa: Harpidella (Harpidella), Harpidella (Rhinotarion), Harpidella megalops, Harpidella occidentalis, Harpidella