342 NEMATOID, OE ROUND WORMS. 



vm. GENUS DOCHMIUS. 



Species a. Dochmius hypostomus of the sheep, goat, and other 



ruminants; found in the intestine. 



6. Dochmius tubaeformis of the cat; found in the duodenum. 

 c. Dochmius trigonocephalus of the dog; found in the 

 stomach and intestine. A variety declared to exist 

 in the right side of the heart. 



ix. GENUS SCLEROSTOMA. 



Species a. Sclerostomum armatum of the horse. Found in the 

 intestine, in the arteries, and sometimes in other 

 cavities of the body. 



b. Sclerostomum tetrachantum of the horse. Found in the 



ccecum and colon. 



c. Sclerostomum dentatum of the pig. Found in the 



ccscum and colon. 



d. Sclerostomum syngamus from the trachea and bronchial 



tubes of fowls. 



x. GENUS STRONGYLUS. 



Species a. Strongylus radiatus of the ox, and several other rumin- 

 ants. From the small intestine and colon. 

 6. Strongylus venulosus of the goat. Found in the small 

 intestine. 



c. Strongylus micrurus of the horse, ox, ass, &c., in- 



festing the air passages. 



d. Strongylus filaria of the sheep, goat, camel, &c., also 



infesting the air passages. 



e. Strongylus paradoxus of the pig ; found in the trachea 



and bronchial tubes. 



/. Strongylus filicollis of the sheep; met with in the small 

 intestine. 



xi. GENUS ANCHTLOSTOMUM. 



Only one species of this genus anchylostomum duodenalis, has 

 been described, and it occurs very rarely, if ever, in the lower 

 animals. It usually infests the duodenum of man. 



xn. GENUS EUSTRONGYLUS. 



Species. Eustrongylus gigas of the horse, ox, dog, &c. Found in 

 the kidneys, bladder, and areolar tissue, beneath the 

 peritoneum. 



