Taxon - Links and literature
species
Ptychoparioides torifrons (Pompeckj, 1895) †
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [as Ptychoparia lobifera Ruzicka 1940]Data retrieved on: 28 February 2020
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [as Ptychoparia gracilis Ruzicka 1940]Data retrieved on: 28 February 2020
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [as Ptychoparioides torifrons (Pompecki 1895)]Data retrieved on: 28 February 2020
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [as Ptychoparioides nobilis (Ruzicka 1939)]Data retrieved on: 28 February 2020
Vaněk J., Valíček J. (2001): New index of the genera, subgenera and species of Barrandian trilobites. Part A-B (Cambrian and Ordovician) ver. 2013/09, Paleontologia Bohemiae vol. VII, Praha [as Ptychoparioides torifrons (Pompeckj, 1895)]