Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Marking Technique
3.
2.
1.
4.
5.
20,000
7
8
6
9
50
1000
2,000
3,000
300
200
100
400
500
10
20
30
40