Cyrtolites Conrad 1838 (mollusk)

Tergomya - Cyrtonellida - Cyrtolitidae

Alternative spelling: Bellerophon (Cyrtolites)

Full reference: T. A. Conrad. 1838. Report on the palaeontological department of the survey. New York Geological Survey, Annual Report 2:107-119

Parent taxon: Cyrtolitidae according to G.P. Wahlman 1992

See also Knight et al. 1960, Perner 1903, Runnegar and Jell 1976 and Sepkoski 2002

Sister taxa: Carcassonnellinae, Cloudia, Cyclocyrtonella, Cyrtonellopsis, Kolihadiscus, Neocyrtolites, Paracyrtolites, Quasisinuites, Sinuella, Sinuitopsina, Sinuitopsis, Telamocornu, Yochelsonellis

Subtaxa: Cyrtolites (Cyrtolites) Cyrtolites (Cyrtonella) Cyrtolites budleighensis Cyrtolites claysferryensis Cyrtolites craigensis Cyrtolites dilatus Cyrtolites disjunctus Cyrtolites grandis Cyrtolites hornyi Cyrtolites inornatum Cyrtolites inprobus Cyrtolites insculptus Cyrtolites nodosus Cyrtolites occultus Cyrtolites ornatus Cyrtolites retrorsus Cyrtolites rugosus Cyrtolites seminulum Cyrtolites sinuosus Cyrtolites thraivensis Cyrtolites trentonensis Cyrtolites tuboides Cyrtolites undulatus

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Type: Cyrtolites ornatus

Ecology: slow-moving low-level epifaunal grazer

Distribution:

• Devonian of United States (8: New York collections)

• Silurian of the Czech Republic (5), United States (1: Indiana)

• Ordovician of Australia (1), Canada (14: Ontario, Quebec, Québec), Estonia (4), the United Kingdom (17), United States (98: Illinois, Iowa, Indiana, Iowa, Kentucky, Michigan, Minnesota, Missouri, New York, Ohio, Tennessee)

Total: 148 collections including 163 occurrences

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