222 



Veterinary Medicine. 



Bothriocephalus (bothris pit, cephale head). Tape- 

 worms without rostrum or hooklets, head flat, two 

 lateral elongated suctorial pits ; mature may develop 

 from ovum in one host. 



TREMATODBS (trematodes pierced). FLUKES. 



Soft, nude, non-articulated bodies, often flat, one or more suck- 

 ers, mouth and digestive canal, no anus, hermaphrodite, alter- 

 nate generations, larvae mostly in molluscs. 



Parasite. 



Distoma Texanicum 

 ( Giganteum ) ( dis 

 twice, stoma opening). 



D. Hepaticum. 



D. Lanceolatum. 



D. Campanulatum 



(Truncatum) 

 D. Sinense. 

 D. Conjundum. 



Habitat. 

 Tissue of liver, lung, etc. 



Ox. 



Gall ducts (intestine). Sheep, ox, goat, 



pig, horse, man, etc. 

 Gall ducts (intestine). Sheep, ox, goat, 



pig, ass, rabbit, hare, cat, man. 

 Cysts on bile ducts. Dog, Bolonga; 



cat, fox, seal. 

 Iviver. Cat, China ; Japan (man). 

 Cat, China ; Japan, man ; India, fox, 



America. 

 Bile ducts. Guinea-pig. 

 Gullet. Hen. 

 Large intestine. Hen. 

 Caecum and rectum. Hen. 

 Caecum and rectum. Hen. 



D. CaviiB. 



D. Pellucidum. 



D. Lineare. 



D. Dilatatum. 



D. Armatum. 



D. Comutatum {Mesogoni- 



mus) Caecum and rectum. Hen, Pigeon. 



D. Ovatum. Oviducts. Geese, ducks ; eggs hen. 



D. Echinatum (larva in 



snails). 

 D. Oxycephalum (v. of 



last). Intestine. 



D. Cuneatum. Oviduct. 



Intestine. Duck, goose, dog. 



Duck, goose (hen). 

 Pea hen. 



