322 BOARD OF AGRICULTURE. 



Internal Parasites of Poultry. 



The following species should be added to the list on page 

 179, Report for 1870. 



CESTODES. 



Tcenia megalops Nitzsch. Intestine of ducks. 



T. gracilis Rud. « " " 



T. trilineata Batsch. « " " 



T. coronula Dujardin. " " " 



T. eehinococcus f A species allied to or identical with the com- 

 mon echinococcus has been found in the encysted state in the lungs of 

 the turkey. 



trematodes. 



Monostormim attenuatum Rud. Intestines and csecum of geese. 

 Distoma cuneatum Rud. In the oviduct of a pea-hen. 

 D. echiniferum La Val. Intestines of ducks, pigeons, &c. 

 D. armatum Molin. Intestines and caecum of hens. 



nematodes. 



Ascaris gihhosa Rud. Intestines of hens. 



A. dispar Schrank. Intestines of geese. 



A. vesicularis FroUch. Large intestines and caecum of hen«, pea- 

 cock, and turkey. 



Filaria anatis Rud. Heart of ducks. 



Spiroptera nasuta Rud. Crop of hens. 



S. tricolor Diesing. Tubercles in crop of ducks. 



Tricosomum hrevicolle Rud. Intestines and cascum of geese and 

 ducks. 



T. longicolle Rud. Large intestine and caecum of hens, geese, &c. 



T. tenuissimum Dies. Large intestine of pigeons. 



Eustrongylus tuhifex. CEsophagus and crop, often in tubercles, in 

 ducks and various other aquatic birds. 



Of those previously enumerated as found in ducks and geese, the 

 following have also been found in hens : Tcenia malleus Goeze, Noto- 

 cotyle triserialis Diesing (same as Monostomum triseriale), Distoma 

 ovatum Rud. Ascaris injlexa Rud. is found in the intestines of 

 •ducks as well as hens. 



