Lingulata - Lingulida - Discinidae
Parent taxon: Discinidae according to J. Hansen and L. E. Holmer 2011
See also Holmer 1986, Holmer 1989, Mitchell 1977, Popov 2000, Sepkoski 2002, Williams et al. 2000, Wright 1963 and Zhan and Jin 2005
Sister taxa: Acrosaccus, Chynithele, Discradisca, Gigadiscina, Opatrilkiella, Orbiculoidea, Orbiculoideinae, Roemerella
Subtaxa: Schizotreta concava Schizotreta corrugata Schizotreta elliptica Schizotreta marginalis Schizotreta medioradiata
Type: Orbicula elliptica
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Devonian of Argentina (1 collection), Canada (1: Yukon Territory), Morocco (1)
• Silurian of Australia (4), Belarus (1), Canada (2: Ontario), the Czech Republic (3), the United Kingdom (7), United States (4: Illinois, New York)
• Ordovician of Australia (5), the Czech Republic (2), Estonia (10), Iran (1), Ireland (2), Kazakhstan (4), Norway (13), Spain (1), Sweden (4), the United Kingdom (22), United States (2: New York, Virginia)
• Chazy of United States (1: Alabama)
• Castlemainian of Ireland (1)
• Arenig of the United Kingdom (2)
Total: 94 collections including 97 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.