215901
type: TaxonName
creator: www.organismnames.com
title: Didymograptus diapason
name complete: Didymograptus diapason
nomenclatural code: ICZN
published in: Lower Ordovician graptolites of southwest China. Palaeontologia Sinica Series B, No. 13 1979: 1-192. 68 [Zoological Record Volume 117]
microreference: 68