Artiopoda - Ptychopariida - Alokistocaridae

Full reference: F. Rasetti. 1965. Middle Cambrian trilobites of the Pleasent Hill Formation in Central Pennsylvania. Journal of Paleontology 39(5):1007-1014

Belongs to Elrathia according to F. Rasetti 1965

Sister taxa: Elrathia idahoensis, Elrathia kingi, Elrathia longiceps, Elrathia occidentalis, Elrathia permulta, Elrathia rara, Elrathia sampsoni, Elrathia spencei

Type specimen: USNM 145029, a cephalon/head (cranidium). Its type locality is USNM 23t, which is in a Solvan/Menevian carbonate limestone in the Pleasant Hill Limestone Formation of Pennsylvania.

Ecology: fast-moving epifaunal detritivore

Distribution: found only at USNM 23t

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Specimen images are retrieved through the ePANDDA API.