Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Pipistrellus hesperus
725 ft, Tinajas de los Papagos, Sierra del Pinacate, Sonora.
March 22, 1938
Shot 3 (o>54, o>53, o>56) at dusk along wash
that runs thru the tanks where bats come to drink.
(also 1 Myotis californicus, ?53).