30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods This piece has a complicated

This piece has a complicated taxonomic assignation

transition zone/lower shoreface (1)

Isoteloides saxosimontis

Ptychagnostus punctuosus

†Austerops sp

30353 - Top Rare 0.43 Inch Harpidella misera Silurian Trilobite - Czech Republic Primitive arthropods This piece has a complicatedHarpidella, 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