Bivalvia - Ostreida - Pinnidae
Alternative combinations: Aviculopinna sagitta, Meekopinna sagitta
Full reference: H. Chronic. 1952. Molluscan fauna from the Permian Kaibab Formation, Walnut Canyon, Arizona. Geological Society America Bulletin 63(2):95-166
Belongs to Orthopinna according to T. E. Yancey 2024
See also Chronic 1952, Mayou 1967 and Yancey 1978
Sister taxa: Orthopinna boonensis, Orthopinna consimilis, Orthopinna lata, Orthopinna modesta
Type specimen: Mus N. Ariz G2.1300, a valve (Left valve). Its type locality is Bottomless Pits, Bed 9, Kaibab Formation, Walnut Canyon, which is in a Roadian shallow subtidal limestone in the Kaibab Formation of Arizona.
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Permian of United States (13: Arizona, Nevada, Wyoming collections)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.