266 



F. W. EDWARDS. 



Pre-alar, a clump situated on the pre-alar prominence ; always present, but variable 

 in number. Sternopleiiral, the row which is nearly always present, extending vertically 

 across the mesepisternum and mesostemum, almost in a line with the row on the 



Fig. 1. Side view of thorax of (A) Theobaldia annidata and fB) AMes 

 geniculatus, to show arrangement of pleural bristles. (Scales omitted.) 

 Bristles; p.n., pronotal ; p.s., prosternal ; p.e., proepimeral ; sp., spiraciilar; 

 p. sp., post-spiracular ; p. a., pre-alar; i;. m.e., upper mesepimeral ; 

 l.m.e., lower mesepimeral, si. p., stcrnopleural. 



middle coxae. Mesepimeral. two groups whose position is indicated by the name ; 

 the dipper mesepimeral bristles form a distinct clump or tuft which is always present ; 

 the loiver mesepimeral are variable in number and have been used to distinguish the 

 genera Cidex and Lutzia. 



