Tergomya - Cyrtonellida - Cyrtolitidae
Alternative combination: Cyrtolites dilatatus
Full reference: E. O. Ulrich and W. H. Scofield. 1897. The Lower Silurian Gastropoda of Minnesota. The Paleontology of Minnesota 39(2):813-1081
Belongs to Cyrtolites according to P. J. Wagner 2023
See also Sloan and Webers 1987 and Ulrich and Scofield 1897
Sister taxa: Cyrtolites (Cyrtolites), Cyrtolites (Cyrtonella), Cyrtolites budleighensis, Cyrtolites claysferryensis, Cyrtolites craigensis, 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 sinuatus, Cyrtolites sinuosus, Cyrtolites thraivensis, Cyrtolites trentonensis, Cyrtolites tuboides, Cyrtolites undulatus
Ecology: slow-moving low-level epifaunal grazer
Distribution:
• Ordovician of United States (9: Illinois, Iowa, Minnesota collections)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.