Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Zweifel
139
Snakes collected in Sonora,
exclusive of Humirola, August
3-21, 1950
1. Lampropeltis getulus
Catesbaia texana intermedia 1
2. Thamnophis eques
1
3. Thamnophis marostemma
1
4. Hypsiglena ochrosphecha
1
5. Rhinocelus leontii
1
6. Salvadora heterolepis desertula
1
7. Coluber flagellum picus
6
8. Cyalopim desertorum
1
9. Phyllorhynchus browni fortis
1
10. Crotalus atrox
2
11. Crotalus tigris
2
12. Chionactis occipitalis palustris 1
total individuals 19