30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods transition zone/lower shoreface (1)

transition zone/lower shoreface (1)

Royal Tyrrell Museum of Paleontology

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

and silicoapatite

and collections ASU: Center for Meteorite Studies

30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods transition zone/lower shoreface (1)Harpidella, 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