Appendix 



yellow band on either side on the inner edge 

 of the eyes. Mandibles, yellow, with brown 

 tips. Antennae, black above, pale russet 

 below; lower surface of their basilar joints, 

 yellow. 



On the prothorax two small yellow dots, 

 some distance apart; yellow wing-scales and 

 postscutellum. A yellow band on the third 

 segment of the abdomen and another on the 

 fifth segment; these two bands are deeply 

 hollowed on the fore-edge, the first into a 

 semicircle, the second into a triangle. 



Under-part of the body, entirely black. 

 Black hips; thighs of the hind-legs, all black; 

 those of the two front pairs, black at the root 

 and yellow at the end. Legs and tarsi, yel- 

 low. Wings slightly smoke-coloured. 



Female. 



Varieties: i. Prothorax without yellow 

 dots. 2. Two small yellow dots on the sec- 

 ond segment of the abdomen. 3. Wider yel- 

 low band on the inner side of the eyes. 4. 

 Front of shield edged yellow. 



The male is unknown to me. 



This Cerceris, the smallest in my district, 

 feeds her larvae on very small-sized Weevils, 

 Bruchus grananus and Apion gravidum. 

 Observed near Carpentras, where she builds 



