Richterarges aquilonius Whittington 1961 (trilobite)

Trilobita - Lichida - Lichidae

Alternative combination: Hemiarges aquilonius

Full reference: H. B. Whittington. 1961. Silurian Hemiarges (Trilobita) from Cornwallis Island and New York State. Journal of Paleontology 35(3):433-444

Belongs to Richterarges according to J. M. Adrain 1994

Sister taxa: Richterarges bigener, Richterarges echinatus, Richterarges ethnikos, Richterarges facetus, Richterarges gibbus, Richterarges ormistoni, Richterarges ptyonurus, Richterarges rolfei

Type specimen: GSC 15242, a cephalon/head (cranidium). Its type locality is Locality 21, which is in a Ludlow marine reef rocks in the Read Bay Formation of Canada.

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Silurian of Canada (2: Northwest Territories, Nunavut collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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