Russia. 341 



" The parasites of our Fish " (75). Crustacea. Astacus fluviatilis (polonicus) (7G). Astacus 

 fluviatilis (vulgaris) (77). Crangon vulgaris (78). Gammarus pulex (79). Mollusca. Anodonta 

 anatina (80). Unio pictorum (vilnoviensis) (81). Pamphlet on the breeding of the common 

 salmon and on the marking of salmon in England (82). 



CLASS VI. 



68. GRIMM, OSCAR, Dr., St. Petersburg. Books on fisheries and pisci- 

 culture in Russia, by exhibitor and other authors. 



69. SCHULTZ, A., St. Petersburg. Books on fisheries and seal-hunting. 



70. SOKOLOFF, D v Bakoo. Articles on fisheries. 



71. VAKOOLOWSKY, N. ; Oonstadt. Article in the review "Priroda" 

 (" Nature "). 



