†Allorhynchus permianum permianum Stehli 1955 (rhynchonellid brachiopod)
Rhynchonellata - Rhynchonellida - Allorhynchidae
Full reference: F. G. Stehli. 1955. Notes on Permian rhynchonellids. Journal of the Washington Academy of Sciences 45:70-74
Belongs to Allorhynchus permianum according to G. A. Cooper and R. E. Grant 1976
Sister taxon: Allorhynchus permianum wordense
Type specimen: AMNH 27905/5, a shell
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of United States (4: Texas collections)
Total: 4 collections each including a single occurrence