128 FEATHER-LICE INFESTING TURKEY, ETC. 
from 3 to 4mm. in length; it is of a bright reddish-yellow 
color. The abdomen, quite broad, is yellow, with very 
prominent transverse bands extending almost to the dorsal 
line. The large head possesses acute and prominent hind 
angles; the feelers in the male are large and bear a promi- 
nent tooth. 
Goniodes numidianus Denny. 
A number of these and of a very similar parasite were 
taken some years ago from the guinea-fowl, but the speci- 
mens could not be found to use for an illustration. 
Goniodes stylifer Nitzsch. 
This insect has been described a long time ago as being 
common with three other species upon the domestic and wild 
turkey, where it infests chiefly the head and neck. It can be 

Fig. 107—Biting-louse of tur- Fig. 108.-Biting-louse of pea- 
key. Greatly enlarged. Original. cock. Greatly enlarged. Original. 
distinguished from others by the peculiar hind angles of the 
head, which are extended backwards into long styles armed 
with stout bristles. The very narrow first segment of the 
thorax, and the broader second one, are marked with a dark 
margin; the abdomen is pale with dark transverse bands. 
The species measures about 3mm. in length. (Fig. 107.) 
