Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Ovis aries
Length of tooth row 74mm. or less.
Transverse ridges of ml low, rounded.
Ridge on posterior portion of sheeth
Shape of horn
Ovis canadensis
Length of tooth row 75mm. or more.
Transverse ridges of m l raised, V-shape.
No ridge on posterior portion of sheeth.
Capra
Tooth row about 65mm.
Horns very small at base.