Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
ZWEIFEL, R.
MEXICO
20 JUNE - 24 JULY, 1953
CATALOGUE NOS. 2207-2605
JOURNAL
SPECIES ACCOUNTS
AMPHIBIANS - REPTILES