40 



MONOGRAPHIA 



ARTIFICIAL DIVISIONS OF THE FAMILY. 



H- 



PH 



o 



I. Antennee fiveO 

 jointed ; tarsi | 

 with two claws ; r 

 parasitic upon j 

 birds j 



GENUS. 



PHILOPTERUS. 



SUB-GENUS. 



f I. Docophorus. 

 IT. Nirmus. 



III. Goniocotes. 



IV. Goniodes. 

 V. Lipeurus. 



I VI. Ornithobius. 



1 1. Antennae three- 

 jointed ; tarsi 

 with one claw; 

 parasitic upon 

 quadrupeds II. TRICHODECTES. 



