Rhynchonellata - Rhynchonellida - Petasmariidae
Alternative spelling: Pugnax (Pugnoides)
Parent taxon: Petasmariidae according to A. Williams et al. 2002
See also Reed 1944 and Sepkoski 2002
Sister taxa: Athabaschia, Bryorhynchus, Eurycolporhynchus, Leiorhynchoidea, Megalopterorhynchus, Ovlatchania, Parvaltissimarostrum, Petasmaria, Porostictia, Rhynoleichus, Shumardella
Subtaxa: Pugnax (Pugnoides) tantillus Pugnoides mazhalaensis Pugnoides osagensis Pugnoides quinqueplecis Pugnoides tardivenus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Laos (1 collection), Mexico (1), New Zealand (1), Pakistan (1), United States (7: Arizona, Texas, Utah)
• Carboniferous of China (1), United States (23: Arizona, Idaho, Iowa, Missouri, Montana, New Mexico, Utah, Wyoming)
• Devonian of Canada (1: British Columbia), China (1), the Russian Federation (1), United States (22: Colorado, Iowa, Michigan, New York)
Total: 60 collections including 61 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.