Revisions of Ulmus and Zelkova in the middle and late Tertiary of western North America

journal

Authors (Pub.): Tanai T. Wolfe J. A.
Title: Revisions of Ulmus and Zelkova in the middle and late Tertiary of western North America
Journal: Professional Papers / United States Geological Survey
Issue: 1026
Pages: 1–14, pl. 1-4
Dates: 1977/10/4
Date source: Legal Deposit Copy, Library of Congress, USA [date of deposit]; Monthly catalog of United States Government Publications # 996: 82. December 1977 (no 77-16388).
Document URL: https://pubs.er.usgs.gov/publication/pp1026

Registered Names

Species

Rubus eolaciniata

Ulmus chaneyi

Ulmus knowltonii

Zelkova brownii

New Typification
Species

Ulmus californica

Ulmus speciosa

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