Gastropoda - Murchisoniina - Eotomariidae
Alternative combinations: Liospira helena, Pleurotomaria helena
Full reference: E. Billings. 1860. New species of fossils from the Lower Silurian rocks of Canada. The Canadian Naturalist and Geologist 6(3):161-177
Belongs to Paraliospira according to P. J. Wagner 2023
See also Billings 1860, Foerste 1924, Rohr 1980, Twenhofel 1928 and Ulrich and Scofield 1897
Sister taxa: Paraliospira abrupta, Paraliospira angulata, Paraliospira eugenia, Paraliospira gradata, Paraliospira larvata, Paraliospira mundula, Paraliospira parva, Paraliospira planata, Paraliospira rugata, Paraliospira rupestris, Paraliospira supracingulata
Ecology: epifaunal detritivore
Distribution:
• Ordovician of Canada (6: Ontario, Québec collections), United States (4: California)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.