Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Journal
Hafner, M.S.
1977
3 km. N Ojocaliente (2030 m), Zacatecas, Mexico.
23 July Map of trap line.
Paved Road
To Ojocaliente Hwy 45 To Zacatecas
Dirt Road
Bean Field
Trees - Trees
Small dirt road
Fence - Fence
Plowed Fields
Plowed Fields
rock wall
rock wall
dirt road
N ->
1 km.
36 sets
25 gophers
JCH 18 sets (12 gophers)
MSH 18 sets (13 gophers)
J = trap set of JCH
M = " " " MSH
(subscripts signify number
of traps per set)