TREASURY DEPARTMENT 



Public Health and Marine-Hospital Service of the United States 



Walter Wyman, Surgeon-General 



HYGIENIC LABORATORY.— BULLETIN No. 37 



IVI. J. ROSENAU, Director 



June, 1908 



MEDK 



INDEX-CATALOGUE OF 



EDICAL AND VETERINARY ZOOLOGY 



SUBJECTS: 



TREMATODA AND TREMATODE DISEASES 



BY 



CH. WARDELL STILES 



AND 



ALBERT HASSALL 



WASHINGTON 

 GOVERNMENT PRINTING OFFICE 

 I90 8 



