Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
R. Zweifel
April 16, 1952
134
Diadophis occidentalis occidental
Jow Pass Creek, 11.0 mi WNW Montgomery Ct,
Shasta Co., Calif.
Joe Norman
Mid-ventral. - appears between Orange Rufous
and Orange Chrome, but this is no Ridgway
color very close
Sub-cervical. - Grounded Red
Dorsal. - darker than Blackish More Gray
Ventral color very 2/3 anteriorly, 2 at vent.
Orange of upper lip well defined above.
Neck ring similar in color to centers.
Ventral spotting very sparse - 10 long
spots on 10 ventrals.
When compared to a living Diadophis
of similar size, the gray dorsal surface of
occidentalis is markedly different from
the brownish brownish cast of modocensis.
SV 165 mm