Bivalvia - Ostreida - Pinnidae
Full reference: R. L. Squires. 1983. New Mollusks from the Lower Middle Eocene Llajas Formation, Southern California. Journal of Paleontology 57(2):354-362
Belongs to Pinna according to R. L. Squires and R. A. Demetrion 1992
See also Squires 1983 and Squires 1984
Sister taxa: Pinna (Pinna), Pinna (Sulcatopinna), Pinna alborzica, Pinna ampla, Pinna arata, Pinna asakuraensis, Pinna bascoi, Pinna bicolor, Pinna brewerii, Pinna calamitoides, Pinna carnea, Pinna cawcawensis, Pinna confutsiana, Pinna consimilis, Pinna constantini, Pinna cordata, Pinna credneri, Pinna cretacea, Pinna cuneiformis, Pinna decussata, Pinna deltodes, Pinna deshayesi, Pinna dolosoniensis, Pinna equivillana, Pinna expansa, Pinna folium, Pinna freneixae, Pinna gravida, Pinna hartmanni, Pinna incurva, Pinna inexpectans, Pinna kawhiana, Pinna kingii, Pinna laqueata, Pinna laticostata, Pinna latissima, Pinna latrania, Pinna lima, Pinna margaritacea, Pinna meriani, Pinna mitis, Pinna morenoi, Pinna muikadanensis, Pinna muricata, Pinna octavia, Pinna pacata, Pinna papyracea, Pinna pectinata, Pinna petrina, Pinna pontica, Pinna punjabensis, Pinna qinghaiensis, Pinna raibliana, Pinna reginamaris, Pinna rembangensis, Pinna richthofeni, Pinna robinaldina, Pinna robusta, Pinna rudis, Pinna saccata, Pinna semicostata, Pinna semisulcata, Pinna shekhanensis, Pinna simionescui, Pinna sublanceolata, Pinna triquetra, Pinna vexillum
Type specimen: UCLA 59196, a shell. Its type locality is CSUN Loc. 374, Las Llajas Canyon, which is in a Lutetian transition zone/lower shoreface sandstone in the Llajas Formation of California.
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Eocene of Mexico (2 collections), United States (2: California)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.