Trilobita - Lichida - Lichidae
Invalid subtaxa: Acrolichas Foerste 1919, Kerakephalichas Phleger 1936, Lichas (Platymetopus) Angelin 1854 [replaced name], Paralichas Reed 1902 [replaced name], Platymetopus Angelin 1854 [replaced name], Tetralichas Phleger 1936
Parent taxon: Tetralichini according to J. R. Pollitt et al. 2005
See also Carlucci et al. 2010, Jell and Adrain 2002, Owen 1981, Popov et al. 2002, Raymond 1905, Schmidt 1885, Sepkoski 2002, Thomas and Holloway 1988, Warburg 1925 and Warburg 1939
Sister taxa: Apatolichas, Lyralichas, Pseudotupolichas
Subtaxa: Acrolichas prominulus Amphilichas antiquarius Amphilichas aspratilis Amphilichas atavus Amphilichas conradi Amphilichas cucullus Amphilichas dalecarlicus Amphilichas declivis Amphilichas effnensis Amphilichas halli Amphilichas holmi Amphilichas laevis Amphilichas latifrons Amphilichas lineatus Amphilichas minganensis Amphilichas nasutus Amphilichas panoplos Amphilichas parvulus Amphilichas periformis Amphilichas planus Amphilichas shergoldi Amphilichas subdisjunctus Amphilichas subpunctatus Amphilichas wahlenbergi Kerakephalichas rhinoceros
Type: Platymetopus lineatus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Chazyan of Canada (13: Northwest Territories collections), United States (17: New York)
• Whiterockian of Canada (9: Northwest Territories, Quebec), United States (13: New York, Oklahoma, Vermont)
• Ordovician to Silurian of Canada (4: Québec)
• Ordovician of Argentina (1), Australia (7), Canada (12: Northwest Territories, Ontario, Quebec, Québec), China (7), Ireland (6), Kazakhstan (6), Norway (9), the Russian Federation (1), Sweden (11), the United Kingdom (18), United States (29: Illinois, Illinois, Iowa, Iowa/Wisconsin, Michigan, Minnesota, Missouri, Nevada, New York, Ohio, Oklahoma, Tennessee, Virginia)
Total: 163 collections including 199 occurrences
Specimen images are retrieved through the ePANDDA API.
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