Trilobita - Corynexochida - Oryctocephalidae
Full reference: F. A. Sundberg. 2006. Taxonomic assignment of the Cambrian trilobite Tonkinella Mansuy, 1916 (Corynexochida), with a new species from California. Memoirs of the Association of Australasian Palaeontologists 32:59-74
Belongs to Tonkinella according to F. A. Sundberg 2006
Sister taxa: Tonkinella breviceps, Tonkinella flabelliformis, Tonkinella gavrilovae, Tonkinella valida
Type specimen: USNM 529342, a pygidium (complete pygidium). Its type locality is USNM Loc. 42248, Horse Thief Canyon, Last Chance Range, which is in a Delamaran marine horizon in the Emigrant Formation of California.
Ecology: nektobenthic carnivore
Distribution: found only at USNM Loc. 42248, Horse Thief Canyon, Last Chance Range
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.