Rhynchonellata - Orthida - Orthidae
Alternative combination: Orthambonites subalata
Full reference: E. O. Ulrich and G. A. Cooper. 1938. Ozarkian and Canadian Brachiopoda. Geological Society of America Special Paper 13(8):1-323
Belongs to Orthis according to E. O. Ulrich and G. A. Cooper 1938
See also Ross and Longwell 1964
Sister taxa: Orthis (Finkelnburgia), Orthis (Orusia), Orthis acuminata, Orthis australis, Orthis berthoisi, Orthis biforata, Orthis biloba, Orthis bilobata, Orthis callactis, Orthis christianae, Orthis cypha, Orthis davidsoni, Orthis expansa, Orthis gwalia, Orthis intercostata, Orthis kreklingensis, Orthis laticostata, Orthis perveta, Orthis piger, Orthis reversa, Orthis ribeiroi, Orthis spinigera, Orthis subvulvaria, Orthis testudinaria, Orthis tulliensis
Type specimen: USNM 91313
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whiterockian of United States (2: Utah collections)
• Ordovician of United States (6: California, Nevada, Utah)
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.