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% 
j Pe SE 3 
“eae {ARTICLE 2.-EXTRACTED FROM THE REPORT OF THE U.S. COMMISSIONER 
= OF FISH AND FISHERIES FOR 1892. Pages 65 to 304 and I to V. Plates 1 to 47.] 
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a 
= 
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Et 
WYXOSPORIDEA, OR PSOROSPERMS. OF ISIS 
AND THE 
ab eh) Vd a 
EPIDEMICS PRODUCED BY THEM. 
BY 
Rosh. GU Ris ¥5 M-- Ds, 
Assistant, U. S. Fish Commission. 
oe [Date of publication, December 28, 1894.] pete nana 
ee -- Ae \omonlan instip | 
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ic 4 7™ 
¥ ; 
| A ay ; 
! 
| ations Mouser®; 
WASHINGTON: _ 
ae GOVERNMENT PRINTING OFFICE. 
anes 1894. 
