Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
R. Zweifel
April 18, 1953
212
Rana boylii
(Willow ch., Ont.)
Relatively large dorsal spota (61 mm or a
large ?). Much contrast in light phase.
Series contains 24, 5. 68. One & just hatching,
others (50-45mm) contain eggs developing
but not yet ripe.