302 



Hominoxious Arthropods 



qq 



pp. 



Fifth ventral sclerite of the male plainly 

 visible; sternopleurals usually two. 

 Sarcophila, Wohlfahrtia, Brachycoma, 

 Hilarella, Millogramma, Metopia, 

 Macr onychia,, Nyclia, Paramacr ony- 

 chia, Pachyphthalmus, etc. 

 Fifth ventral abdominal sclerite of the 



male cleft to beyond the middle; ventral 



sclerites usually visible, shield-like. 



Rhinophora, Phylo, Melanophora. . . . 



Rhinophorin^ 



1 64. Glossina palpalis. (X4.) After Austen. 



Second ventral abdominal sclerite as well as 

 the others more or less covered, sometimes 

 wholly, by the edges of the dorsal sclerite. 

 . The presutural intraalar wanting; ventral 

 sclerites two to five nearly or quite covered 

 by the edges of the corresponding dorsal 

 sclerites; base of the antennae usually at or 

 below the middle of the eye; arista usually 

 plumose; legs usually elongate; abdomi- 

 nal segments with marginal and often 



discal macrochaetas DEXiiD.fi 



o. Presutural intraalar present, if absent, then 

 the ventral sclerites broadly exposed 

 or the fifth ventral sclerite vestigial; 



