Rhynchonellata - Spiriferida - Trigonotretidae
Alternative combinations: Spirifer mexicanus, Spiriferella mexicana
Full reference: B. F. Shumard. 1858. Notice of new fossils from the Permian strata of New Mexico and Texas, collected by Dr. George G. Shumard, geologist of the United States Government expedition for obtaining water by means of artesian wells along the 32nd parallel, under the direction of Capt John Pope, US Corps Topographic Engineers. Transactions of the Academy of Science of St. Louis 1:290-297
Belongs to Cartorhium according to G. A. Cooper and R. E. Grant 1976
See also Shumard 1858, Shumard 1859 and Termier et al. 1974
Sister taxa: Cartorhium alisangensis, Cartorhium chelomatum, Cartorhium coristum, Cartorhium imperfectum, Cartorhium latum, Cartorhium lunwalensis, Cartorhium multiradiatus, Cartorhium orbiculatum, Cartorhium retusum, Cartorhium rhomboidalis, Cartorhium twifurcifer, Cartorhium vidriense, Cartorhium xikouensis, Cartorhium zoyei
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Afghanistan (2 collections), United States (6: Texas)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.