Clupea harengus (Continued) 



Parahemiurus merus (Linton 1910) Woolcock 1935. British Columbia. 



Stomach, intestine. Arai ( 1 969b ) r y Central California. Nahhas^. 

 Hemiurus levinseni Odhner 1905. Kamchatka, USSR. Stomach. 



Pyloric caeca. Skryabina (1963); Canadian Atlantic. Dollfus 



(1956). 

 Hemiurus luehei Odhner 1905. Sweden. Looss (1907a). 

 Derogenes varicus (Mifller 1784) Looss 1901. Britain, New Brunswick. 



Viscera, muscle. Dollfus (1956), Kamchatka, USSR. Stomach, 



intestine. Skryabina (1963). 

 Brachyphallus crenatus (Rudolphi 1802) Odhner 1905. Kamchatka, 



USSR. Stomach. Skryabina (1963), Massachusetts. Linton (1940). 

 Brachyphallus amuriensis Babaskin 1928. USSR. Yamaguti (1971). 

 Pronopyee ocreata (Rudolphi 1802) Looss 1899. Europe. Stomach. 



Yamaguti (1971). 



HETEROPHYIDAE 



Cryptocotyle lingua (Creplin 1825) Luhe 1899. Metacercaria. 

 Maine. Skin, muscle. Sindermann and Rosenfield (1954). 



LEPOCREADIIDAE 



Opechona bacillaris (Molin 1859) Looss 1907. Britain. Stomach. 

 Dollfus (1956). 



0PEC0ELIDAE 



Podocotyle reflexa (Creplin 1825) Odhner 1905. Kamchatka, USSR. 

 Stomach, intestine, pyloric caeca. Skryabina (1963). 



RENICOLIDAE 



Renicola sp. Metacercaria. North Sea. Pyloric caeca. MacKenzie 

 (1975). 



MONOGENEA 



GYRODACTYLIDAE 



Gyrodactylus harengi Malmberg 1956. Bering Sea, USSR. Gills. 



Zhukov (1960b); Sweden. Yamaguti (1971). 

 Gyrodactylus dogieli Zhukov 1960. Bering Sea. Gills. Zhukov (1960b) 

 Gyrodactyloides baueri Kulachkova 1970. White Sea. Nasal cavity. 



Kulachkova (1970T 

 Gyrodactyloides petruschewski i Bykhovsky 1947. Bering Sea. Gills. 



Zhukov (1960b). 



GYR0DACTYL0IDEA 



Genera and species. British Columbia. Gills, body surface. 

 Arai (1969b). 



65 



