Rhynchonellata - Spiriferida - Trigonotretidae
Full reference: G. A. Cooper and R. E. Grant. 1976. Permian Brachiopods from West Texas, IV. Smithsonian Contributions to Paleobiology 21:1923-2607
Parent taxon: Neospiriferinae according to A. Williams et al. 2006
See also Sepkoski 2002 and Waterhouse 2004
Sister taxa: Betaneospirifer, Blasispirifer, Cartorhium, Costatispirifer, Crassispirifer, Cratispirifer, Fasciculatia, Fusispirifer, Fusispiriferinae, Gibbospirifer, Imperiospira, Kaninospirifer, Kaninospiriferinae, Lepidospirifer, Lutuginia, Maxwellispirifer, Neospirifer, Occidalia, Pondospirifer, Saltospirifer, Septospirifer, Simplicisulcus, Spiriferalaria, Tibetospirifer
Subtaxa: Gypospirifer anancites Gypospirifer condor Gypospirifer gryphus Gypospirifer infraplicus Gypospirifer kobiyamai Gypospirifer nelsoni Gypospirifer volatilis
Type: Gypospirifer nelsoni
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Bolivia (19 collections), Canada (1: Nunavut), Chile (5), China (7), Japan (7), Peru (8), the Russian Federation (1), Thailand (1), United States (32: Nevada, Texas)
• Carboniferous to Permian of Bolivia (1)
• Carboniferous of Bolivia (7), Canada (1: Nunavut), China (1), Pakistan (1), the Russian Federation (1), Ukraine (1), United States (8: Alaska, Texas)
Total: 102 collections including 107 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.