197927
type: TaxonName
creator: www.organismnames.com
title: Tretaspis askerensis
name complete: Tretaspis askerensis
nomenclatural code: ICZN
published in: The trilobite Tretaspis from the Upper Ordovician of the Oslo region, Norway. Palaeontology (Oxford), 23(4) 1980: 715-747. 740 [Zoological Record Volume 117]
microreference: 740