PARASITES OF ANIMALS. 



43 



ho/og-aster N., Gf-oniocotes Burnettii Packard, Figure 37) are 

 common enemies of domestic fowls. 



Figure 37. 



Figure 38. 



The Pigeon-lice (Liolheum giganteum Denny, Philopterus 

 bar/ulus Nitzsch, Nirmus clavicornis, Goniodes compar N.) 

 infest domestic pigeons. 



Figure 39. 



Figure 40. 



The Goose-louse ( Trinotum squalidum Denny) is found with 

 other species on the goose. 



The Duck-lice (Philopterus squalidus Nitzsch), Figure 38, 

 with other species, inhabit the common duck. 



Figure 37. Hen-louse (Goniocotes Burnettii Pack.). American Naturalist. 

 Figure 38. Duck-louse (Philopterus squalidus N.) From Gervais. 

 Figure 39. Cat-louse (Trichodectes subrostratwN.) From American Naturalist. 

 Figure 40. Goat-louse (T. caprce Packard). From American Naturalist 



