Chlorophyceae - Dasycladales - Dasycladaceae
Synonyms: Cerionites Meek and Worthen 1868 [objective synonym], Mastopora Eichwald 1840 [objective synonym], Nidulites Salter 1851 [objective synonym], Pasceolus Billings 1857 [objective synonym]
Parent taxon: Cyclocriniteae according to P.M. Novack-Gottshall 2025
See also Andrews 1970, Eichwald 1860, Kiessling 2004 and Nitecki 1970
Sister taxa: Anomaloides, Apidium, Coelosphaeridium, Cyclocrinites, Lepidolites
Subtaxa: Cyclocrinites dactioloides Cyclocrinites darwini Cyclocrinites globosus Cyclocrinites gregarius Cyclocrinites halli Cyclocrinites nikitini Cyclocrinites porosus Cyclocrinites pyriformis Cyclocrinites spaskii Cyclocrinites welleri Mastopora concava
Ecology: stationary epifaunal "photoautotroph"
Distribution:
• Paleocene of China (1 collection)
• Silurian of Norway (10), the Russian Federation (4), United States (5: Iowa)
• Chazyan of United States (1: Virginia)
• Whiterockian of United States (1: California)
• Ordovician to Silurian of Canada (3: Québec)
• Ordovician of Canada (6: Northwest Territories, Nunavut, Ontario, Québec), Estonia (24), India (1), Kazakhstan (2), Latvia (1), the Netherlands (1), Norway (2), United States (14: Ohio, Virginia)
Total: 76 collections including 78 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.