Aspidagnostus rugosus Palmer 1962 (artiopod)

Artiopoda - Agnostida - Clavagnostidae

Full reference: A.R. Palmer. 1962. Glyptagnostus and associated trilobites in the United States. United States Geological Survey Professional Paper 374(F):F1-F49

Belongs to Aspidagnostus according to Palmer 1962

Sister taxa: Aspidagnostus laevis, Aspidagnostus lunulosus, Aspidagnostus orientalis, Aspidagnostus parmatus, Aspidagnostus primitivus

Type specimen: USNM 143133, a cephalon/head

Ecology: slow-moving epifaunal detritivore

Distribution:

• Marjumian of United States (1: Alabama collection)

• Cambrian of Canada (1: Yukon), China (3), Kazakhstan (2), the Russian Federation (1), United States (3: Nevada)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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