Trilobita - Lichida - Lichidae
Alternative combinations: Hemiarges ptyonurus, Lichas (Dicranogmus) ptyonurus
Full reference: J. Hall and J. M. Clarke. 1888. Descriptions of the trilobites and other Crustacea of the Oriskany, Upper Helderberg, Hamilton, Portage, Chemung and Catskill Groups. New York State Geological Survey, Palaeontology of New York 7:1-236
Belongs to Richterarges according to J. M. Adrain 1994
See also Hall and Clarke 1888 and Whittington 1961
Sister taxa: Richterarges aquilonius, Richterarges bigener, Richterarges echinatus, Richterarges ethnikos, Richterarges facetus, Richterarges gibbus, Richterarges ormistoni, Richterarges rolfei
Type specimen: NYSM 4555 [lectotype selected by Whittington 1961]
Distribution: there are no occurrences of Richterarges ptyonurus in the database
Specimen images are retrieved through the ePANDDA API.
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