3143277
type: TaxonName
creator: www.organismnames.com
title: Pseudoliva ? umpqua ensis
name complete: Pseudoliva ? umpqua ensis
nomenclatural code: ICZN
published in: Stratigraphy and Mollusca of the Eocene of Western Oregon. [Lists pp.19-30 , 33.] Geological Society of America Special Paper, 10 1938: pp. 1-130. [Zoological Record Volume 75]