62 BOARD OP AGRICULTURE. 



T. coenurus Kiich. Intestine, many together ; not rare. 

 Larvae in sheep. 



T. marginata Batsch. Intestine, few or singly ; common. 

 Larvae in sheep and cattle. 



T. serrata Goeze. Intestine ; common. Larvae in rabbits. 



T. canis-lagopodis Rud. Intestine ; in Iceland common. Lar- 

 vae unknown. Perhaps same as T. Utter ata Batsch. 



T. cucumerina Bloch. Intestine ; very common. Larvae un- 

 known. 



T. solium Linn., (in cysticercus state). Muscles, brain, etc. 



Bothriocephalus lalus Bremser. Intestine ; not common. 



B. cordatus Leuckart. Intestine ; very common in Green- 

 land. 



B. fuscus Krabbe. Intestine ; not rare in Iceland. 

 " " var. reticulalus Kr. " " " 



"" " var. dubiusKr. " " " 



Dibothrium serratum Diesing. Intestine ; very rare. 



TREMATODES. 



Holostoma alatum Nitzsch. Intestine ; less common than in 

 the fox. 



NEMATODES. 



Trichina spiralis Owen. Intestine (mature) ; larvae in 



muscles. 

 Spiroptera sanguinolenta Rudolphi. (Esophagus, stomach, and 



heart, larvae in blood ; very common in China. 

 Irichosoma plica Rudolphi. Bladder ; rare. 

 Trichocephalus depressiusculus Rud. Coecum ; not common. 

 Ascaris marginata Rud. Small intestine ; very common. 

 Pseudalius filum Duj.(?). Heart and pulmonary artery, 



recorded by Collas ; originally from porpoise. 

 Eustrongylm gigas Diesing. Kidney ; rare. 

 Dochmius trigonocephalus Duj. Intestine, larvae in water ; 



rare. 



Filaria trispinulosa (larval form) . Eye. 

 F. sanguinis (larval form). In blood. 

 F. immitis Leidy. Heart. 



