60 BOARD OF AGRICULTURE. 



Distoma lanceolatnm Mehlis. Gall-ducts ; rare. 



B. crassum Busk. Duodenum ; one case. 



D. heterophyes Siebold and Billiarz. Small intestine, in large 



numbers ; two cases, in Egypt. 

 D. ophthalmobium Diesing, (perhaps young of D. lanceola- 



tum). Eye, several together ; two cases. 

 Tetrastoma renale Delle Chiage. Kidney ; one case. 

 Hexanthyridium pinguicola Treutler. In an ovarian tumor ; 



one case. 

 H. nenat mm, Treutler, (probably young). Veins ; rare. 



NEMATODES. 



Trichina spiralis Owen. Adult in intestine, young in muscles ; 

 common. 



Trichocephalus dispar Rudolphi. Small intestine. 



Filaria trachealis Cobbold. Trachea and larynx ; one case. 



F. lentis Diesing, (larval form). Eye; very rare. 



Dracunculus medinensis Gmelin, (Guinea-worm). In tlie 

 connective tissue beneath the skin and among the muscles. 

 Very common in Arabia, Guinea, Upper Egypt, and other 

 parts of tropical Asia and Africa ; also in some parts of the 

 West Indies. 



D. oculi Diesing, (loa). Orbit of the eye, in the conjunctiva, 

 etc. Not uncommon in tropical Africa and America, chief- 

 ly in the African races. 



Oxyuris vermicularis Bremser, (pin-worm) . In the large in- 

 testine, chiefly in the rectum and near the anus, sometimes 

 in the genital passage ; very common, especially in chil- 

 dren. 



Ascaris lumhrieoides Jjinn., (round-worm). Intestine, some- 

 times ascending into the stomach, rarely passing into the 

 abdominal cavity by perforating the intestine ; very com- 

 mon. 



A. mystax Rud. (round-worm of cats). Intestine ; rare in 

 man, common in the cat. 



JEustrongylus gigas Diesing, (kidney-worm). Kidney ; rare 

 in man. 



Strongylus bronchialis Gohhol^. , Bronchial tubes ; very rare. 



