Rhynchonellata - Spiriferida - Cyrtiidae
Alternative combination: Spirifer radiatus
Belongs to Eospirifer according to J. Y. Rong and R. B. Zhan 1996
See also Bassett and Cocks 1974, Popov and Cocks 2013 and Schuchert 1913
Sister taxa: Eospirifer (Eospirifer), Eospirifer cinghizicus, Eospirifer eastoni, Eospirifer ghobadiae, Eospirifer marklini, Eospirifer praecursor
Subtaxa: Eospirifer radiatus globosus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Jaani of Estonia (7 collections), Lithuania (3)
• Niagaran of Canada (1: Québec), United States (1: Indiana)
• Silurian of Canada (11: Quebec, Québec), China (5), Estonia (4), Latvia (1), Lithuania (18), Mongolia (2), the Russian Federation (2), Spain (1), Sweden (13), Ukraine (1), the United Kingdom (13), United States (76: Georgia, Illinois, Indiana, Iowa, New Hampshire, New York, Tennessee, Wisconsin)
Total: 159 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.