Trilobita - Olenida - Olenidae
Alternative combination: Triarthrus spinosus rougensis
Belongs to Triarthrus according to S. Desbiens and P. J. Lespérance 1989
See also Liberty 1969 and Ludvigsen and Tuffnell 1983
Sister taxa: Triarthrus becki, Triarthrus beckii, Triarthrus billingsi, Triarthrus canadensis, Triarthrus eatoni, Triarthrus glaber, Triarthrus huguesensis, Triarthrus humilis, Triarthrus jachalensis, Triarthrus linnarssoni, Triarthrus parchaensis, Triarthrus shinetonensis, Triarthrus sichuansis, Triarthrus skutensis, Triarthrus spinosus, Triarthrus turkestanicus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (2: Ontario, Quebec collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.