Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
JESimpson,
1938.
Sonora, 1938.
[JESimpson as assistant to S.B.Benson]
=Catalogue
=March 17 to May 30, 1938.
=pp. 1x to 21, incl.
=specimens no. 33 to 461, incl.
=General Account
=March 13, to June 2, 1938.
=pp. 21 to 91, incl.
=Species Account
=March 17 to May 30, 1938.