Tergomya - Cyrtonellida - Cyrtolitidae
Alternative combination: Porcellia ornatus
Full reference: T. A. Conrad. 1838. Report on the palaeontological department of the survey. New York Geological Survey, Annual Report 2:107-119
Belongs to Cyrtolites according to P. J. Wagner 2023
See also Caster et al. 1955, Conrad 1838, Conrad 1839, Conrad 1841, Cumings 1908, Emmons 1860, Foerste 1924, Grabau and Shimer 1909, Hall 1847, Lesley 1889, Logan et al. 1863, Meek 1873, Miller 1874, Miller 1889, Ulrich and Scofield 1897, Vanuxem 1842 and Wahlman 1992
Sister taxa: 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 retrorsus, Cyrtolites rugosus, Cyrtolites seminulum, Cyrtolites sinuatus, Cyrtolites sinuosus, Cyrtolites thraivensis, Cyrtolites trentonensis, Cyrtolites tuboides, Cyrtolites undulatus
Ecology: slow-moving low-level epifaunal grazer
Distribution:
• Ordovician of Canada (12: Ontario, Quebec, Québec collections), United States (22: Illinois, Iowa, Indiana, Kentucky, Michigan, Minnesota, New York, Ohio, Tennessee)
Total: 34 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.