Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Alternative spelling: Microsphaeridiorhynchu
Parent taxon: Trigonirhynchiinae according to A. Williams et al. 2002
See also Bassett and Cocks 1974, Jin and Chatterton 1997 and Sepkoski 2002
Sister taxa: Agarhyncha, Aratoechia, Astua, Cupularostrum, Hercotrema, Iberirhynchia, Kirkirhynchus, Lissopleura, Macropotamorhynchus, Moorefieldella, Morphorhynchus, Myrmirhynx, Nasonirhynchia, Nekhoroshevia, Oligoptycherhynchus, Oxypleurorhynchia, Porthmorhynchus, Savagerhynchus, Sinotectirostrum, Stenorhynchia, Stenorhynchites, Sufetirhyncha, Tetratomia, Trigonirhynchia, Wilsoniella
Subtaxa: Microsphaeridiorhynchus hercostomaticum Microsphaeridiorhynchus litchfieldensis Microsphaeridiorhynchus nucula
Type: Rhynchonella litchfieldensis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Algeria (1 collection), Spain (2)
• Jaani of Estonia (1), Lithuania (1)
• Silurian to Devonian of Mauritania (1), Morocco (1), Spain (1)
• Silurian of Canada (1: Quebec), Estonia (7), Latvia (3), Lithuania (31), Morocco (1), Norway (7), the Russian Federation (2), Spain (3), Sweden (18), Ukraine (3), the United Kingdom (51), United States (1: West Virginia)
Total: 136 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.