Bivalvia - Arcida - Glycymerididae
Alternative combinations: Glycimeris fresnoensis, Glycymeris fresnoensis
Full reference: R. E. Dickerson. 1916. Stratigraphy and fauna of the Tejon Eocene of California. University of California Publications Bulletin of the Department of Geology 9(17):363-524
Belongs to Glycymeris (Tucetona) according to E. J. Moore 1983
See also Dickerson 1916, Turner 1938 and Weaver 1942
Sister taxa: Glycymeris (Tucetona) evermanni, Glycymeris (Tucetona) perrini, Glycymeris (Tucetona) ruckmani, Glycymeris (Tucetona) tenuimbricata, Glycymeris (Tucetona) verticordia, Tucetona (Bellaxinaea), Tucetona acuticostata, Tucetona angusticosta, Tucetona arata, Tucetona auriflua, Tucetona broadfooti, Tucetona castaneus, Tucetona convexus, Tucetona democraciana, Tucetona finlayi, Tucetona flabellata, Tucetona gealei, Tucetona hoylei, Tucetona lamyi, Tucetona laticostata, Tucetona lenticularis, Tucetona oculatus, Tucetona odhneri, Tucetona pectinata, Tucetona pectunculus, Tucetona sabinensis, Tucetona scalarisculpta, Tucetona sordida, Tucetona strigilata, Tucetona subtilis, Tucetona usiacurii
Type specimen: UCMP 33658, a shell. Its type locality is UCMP 1817, Urruttia Canyon-Salt Creek, which is in a Ypresian deep-water shale in the Lodo Formation of California.
Ecology: facultatively mobile semi-infaunal suspension feeder
Distribution:
• Eocene of United States (7: California, Oregon, Washington collections)
Total: 7 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.