114 DISEASKS OF rori.TRV. 



presses \\\)on the pneiimo^astric nerve and may ])ro- 

 duce asphyxia. The disease appears to be confined to 

 young Pekin ducks. The symptoms are arrest of 

 growth, emaciation and weakness with sometimes epi- 

 leptiform attacks. In about five to ten days a swell- 

 ing at the lower part of the neck is ol)served which 

 rapidly increases, leading to death in one or two days. 



Tr!-:atment. — Garlic may be mixed with the feed as 

 recommended for the Sy?iga})ms trachealisox gape worm. 

 Probably one of the best remedies is essence of turpen- 

 tine. It may be mixed with twice its quantity of olive 

 oil and one to two tablespoonfuls given for a dose. 

 PARASITES OF THE INTESTINES AND PERITONEUM. 



The following list comprises the parasitic worms of 

 the intestines and of the neighboring parts. It is given 

 in condensed form in order to convey a clear idea of the 

 number and location of these parasites and the species of 

 birds which thej' infest. The word fowl is used to desig- 

 nate the common barn -yard fowl {GaUus dovicstictis) . 



TAPEWORMS (CESTODA). 



Bothriotcenia longicollis. Fowl; }i to 1 in. long-; >i in. 

 wide ; intestine. 



Cotugnia digonopora. Fowl ; i;i to 3 in. long- ; \i in. wide; 

 small intestine and ca'ca. 



Davainca cesticillux. Fowl ; 4 to S in. long- ; 1-25 to 1-12 in. 

 wide ; intestine. 



Davainea crassuhi. Pigeon ; 8 to 16 in. long ; >6 in. wide ; 

 intestine. 



Davainea echinobothrida. Fowl ; 2 to 4 in. long ; 1-2S to Yb 



in. wide; intestine. 



Davainea proglotfina. Fowl; 1-16 to 1-12 in. long; 1-50 in. 

 wide ; intestine. 



Davainea struthionis. Ostrich. 



Davainea tcfragona. Fowl ; >^ to 8 in. long ; 1-16 to >s in. 

 wide ; intestine. 



Dicranotcsnia coronula. Duck ; 5 to 8 in. long ; 1-15 to ^/s 

 1. wide; intestine. 



