3232060
type: TaxonName
creator: www.organismnames.com
title: Protothurmannia
name complete: Protothurmannia
nomenclatural code: ICZN
published in: A new Jurassic ammonite from the coast ranges of California. American Midland Naturalist, 13(1) 1932: pp. 1-7. 1 [Zoological Record Volume 71]
microreference: 1