Issued September 7, 1910. 
U. S. DEPARTMENT OF AGRICULTURE, 
BUREAU OF ANIMAL INDUSTRY— Bulletin No. 39. 
A. D. MELVIN, Chief of Bureau. 
INDEX-CATALOGUE 
OF 
MEDICAL AND VETERINARY ZOOLOGY. 
PART 30. 
[Authors: T to Thon. 
CH. WARDELL STILES, Ph. D., 
Consulting Zoologist, Bureau of Animal Industry ; Professor of Zoology, 
I T . S. Public Health and Marine-HosMtal Service, 
ALBERT HASSALL, M. R. C. V. S., 
Assistant Zoologist, Bureau of Animal Industry. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1910. 
