Synonym: Litocodia Resser 1938
Full reference: C. E. Resser. 1936. Second contribution to nomenclature of Cambrian trilobites. Smithsonian Miscellaneous Collections 95(4):1-29
Parent taxon: Antagmidae according to P. A. Jell and J. M. Adrain 2002
See also Lochman 1947 and Sepkoski 2002
Sister taxa: Bicella, Bilimbataia, Crassifimbra, Erzishania, Houmengia, Lermontoviella, Longshania, Mantoushania, Onchocephalina, Onchocephalus, Periomma, Sombrerella, Xiangqianaspis, Xiaomajiella, Yuehsienszella
Subtaxa: Antagmus arenosus Antagmus buttsi Antagmus dapingensis Antagmus ducketti Antagmus perola Antagmus solitarius Antagmus teucer Antagmus truncatus
Type: Ptychoparia teucer
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (6: Labrador, Newfoundland and Labrador, Northwest Territories, Yukon Territory collections), China (1), Mexico (1), United States (5: Arizona, Nevada, Vermont, Virginia)
• Delamaran of Canada (1: British Columbia)
Total: 14 collections including 16 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.