Artiopoda - Corynexochida - Illaenidae
Invalid subtaxa: Illaenus americanus Billings 1859 [replaced name], Nanillaenus americanus Billings 1859 [replaced name]
Full reference: L. Amati and S. R. Westrop. 2004. A systematic revision of Thaleops (Trilobita: Illaenidae) with new species from the middle and late Ordovician of Oklahoma and New York. Journal of Systematic Palaeontology 2(3):207-256
Belongs to Thaleops according to L. Amati and S. R. Westrop 2004
See also Desbiens and Lespérance 1989 and Ludvigsen 1979
Sister taxa: Thaleops arctura, Thaleops conifrons, Thaleops conradi, Thaleops depressicapitata, Thaleops jaanussoni, Thaleops longispina, Thaleops nunavutica, Thaleops ovata, Thaleops punctata, Thaleops raymondi, Thaleops vindex
Type specimens:
- Thaleops laurentiana: NYSM 15235
- Illaenus americanus:
Ecology: nektobenthic carnivore
Distribution:
• Ordovician of Canada (10: Northwest Territories, Ontario, Quebec collections), United States (2: Minnesota, New York)
Total: 12 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.