Bivalvia - Cardiidia - Grammysiidae
Full reference: W. H. Easton. 1962. Carboniferous formations and faunas of central Montana. United States Geological Survey Professional Paper 348:1-126
Belongs to Sphenotus according to W. H. Easton 1962
Sister taxa: Sphenotus aeolus, Sphenotus branneri, Sphenotus cataractes, Sphenotus cherokeense, Sphenotus dubius, Sphenotus gibsonense, Sphenotus hicksii, Sphenotus meslerianus, Sphenotus monroensis, Sphenotus oklahomense, Sphenotus pisinnus, Sphenotus quadriplicatum, Sphenotus solenoides, Sphenotus tentoriolus, Sphenotus tiogensis, Sphenotus washingtonensis
Ecology: facultatively mobile infaunal suspension feeder
Distribution: found only at USGS "blue file" Loc. 13414 (Carboniferous of Montana)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.