Trilobita - Proetida - Bathyuridae
Alternative combination: Bolbocephalus stevensi
Full reference: W. D. Boyce. 1989. Early Ordovician trilobite faunas of the Boat Harbour and Catoche Formations (St. George Group) in the Boat-Harbour-Cape Norman area, Great Northern Peninsula, western Newfoundland. Geological Survey Branch, Department of Mines and Energy, Newfoundland and Labrador, Report 89-2 1-168
Belongs to Strigigenalis according to J. D. Loch 2007
See also Boyce 1989
Sister taxa: Strigigenalis brevicaudata, Strigigenalis caudata, Strigigenalis crassimarginata, Strigigenalis derbyi, Strigigenalis implexa, Strigigenalis insentis, Strigigenalis knighti
Type specimen: NFM F-149, a pygidium. Its type locality is BH-94-95, which is in a Cassinian peritidal lime mudstone/wackestone in the Boat Harbour Formation of Canada.
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Cassinian of Canada (1: Newfoundland and Labrador collection)
• Canadian of Canada (1: Newfoundland and Labrador)
• Jeffersonian of Canada (4: Newfoundland, Newfoundland and Labrador)
Total: 6 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.