Bivalvia - Cardiidia - Grammysiidae
Full reference: J. Hall. 1884. Lamellibranchiata, I. Monomyaria of the Upper Helderberg, Hamilton, Portage and Chemung Groups . New York Geological Survey, Paleontology 5(1):1-268
Parent taxon: Grammysiidae according to J., Jr. Pojeta et al. 1986
See also Easton 1962 and Moore 1969
Sister taxa: Andinodesma, Arenigomya, Asketomorpha, Cercomyopsis, Cimitaria, Cuneamya, Cuneamyinae, Ectogrammysia, Fuchsella, Glyptoconcha, Grammysia, Grammysiinae, Leinzia, Zaidiomysia, Protomya
Subtaxa: Sphenotus aeolus Sphenotus altidorsatus 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:
• Permian of Pakistan (1 collection), Peru (1)
• Carboniferous of Libya (1), United States (28: Alaska, Arkansas, California, Indiana, Iowa, Montana, Nevada, Oklahoma, West Virginia)
• Devonian of Australia (3), Brazil (12), Canada (2: New Brunswick, Quebec), China (3), Germany (1), Ghana (1), Libya (4), New Zealand (1), the Russian Federation (3), United States (76: New York, Ohio, Pennsylvannia, West Virginia), Vietnam (4)
• Ordovician of China (1), Sweden (1)
Total: 143 collections including 158 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.