Proliostracus contractus Fritz 1972 (trilobite)

Trilobita - Ptychopariida - Ptychopariidae

Full reference: W. H. Fritz. 1972. Lower Cambrian trilobites from the Sekwi Formation type section, northwestern Canada. Geological Survey of Canada Bulletin 212

Belongs to Proliostracus according to W. H. Fritz 1972

Sister taxa: Proliostracus ampliatus, Proliostracus annosus, Proliostracus depressus, Proliostracus latus

Type specimen: GSC 27306, a cephalon/head (cranidium). Its type locality is Sekwi Formation - collection 73042, which is in a Cambrian marine shale in the Sekwi Formation of Canada.

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Cambrian of Canada (2: Alberta, Northwest Territories 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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