†Triarthrus spinosus Billings 1857 (trilobite)
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Artiopoda - Olenida - Olenidae
Belongs to Triarthrus according to Billings 1857
Sister taxa: Triarthrus akkermensis, Triarthrus becki, Triarthrus beckii, Triarthrus billingsi, Triarthrus canadensis, Triarthrus eatoni, Triarthrus freji, Triarthrus glaber, Triarthrus humilis, Triarthrus jachalensis, Triarthrus jemtlandicus, Triarthrus latissimus, Triarthrus linnarssoni, Triarthrus novoaustralis, Triarthrus rougensis, Triarthrus sichuanensis, Triarthrus skutensis, Triarthrus turkestanicus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Canada (4: Ontario, Quebec collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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