Orthonema tricingulatum Erwin 1988 (snail)

Gastropoda - Caenogastropoda - Orthonematidae

Full reference: D. H. Erwin. 1988. Permian Gastropoda of the southwestern United States: Cerithiacean, Acteonacea, and Pyramidellacea. Journal of Paleontology 62(4):566-575

Belongs to Orthonema according to D. H. Erwin 1988

Sister taxa: Orthonema amissidecoris, Orthonema ascensus, Orthonema borovskensis, Orthonema carbonaria, Orthonema cerithioides, Orthonema cochleoides, Orthonema conspicuum, Orthonema cortum, Orthonema frequens, Orthonema hulusitaiensis, Orthonema illineatus, Orthonema inornatum, Orthonema knighti, Orthonema laluzense, Orthonema liratum, Orthonema marvinwelleri, Orthonema nakazawai, Orthonema nebrascense, Orthonema nonnullum, Orthonema paedice, Orthonema panxianensis, Orthonema paulum, Orthonema paxillus, Orthonema perspicuum, Orthonema pygmaeum, Orthonema rectimurum, Orthonema repandum, Orthonema salteri, Orthonema sayrei, Orthonema semiornatum, Orthonema silinae, Orthonema simplex, Orthonema socorroense, Orthonema striatonodosum, Orthonema strigatum, Orthonema subtaeniatum, Orthonema telescopiforme, Orthonema tirusum, Orthonema youngianum

Type specimen: USNM 400669, a shell. Its type locality is USNM712b, Orogrande, which is in an Artinskian shallow subtidal limestone in the Hueco Formation of New Mexico.

Ecology: epifaunal

Distribution:

• Permian of United States (2: New Mexico collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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