172643
type: TaxonName
creator: www.organismnames.com
title: Polyplacognathus quinquefolium
name complete: Polyplacognathus quinquefolium
nomenclatural code: ICZN
published in: New Middle Ordovician conodonts from the north western Volyn. Paleontologicheskii Sbornik, 11(1) 1974: 54-58. 56 [Zoological Record Volume 117]
microreference: 56