382 The Hunting IVasps 



Bembex Julii. — H. Fab. 



Length, 18 to 20 millimetres. ^ Black, with 

 bristling whitish hairs on the head, the thorax 

 and the base of the first segment of the abdomen. 

 Long upper lip, yellow. Ridge-shaped shield, 

 forming a sort of trihedral angle, of which one 

 side, that of the fore-edge, is all yellow, while 

 each of the two others is marked with a large 

 rectangular black patch, touching the adjacent 

 one, so that the two together form a chevron ; 

 these two patches and also the cheeks are 

 covered with a fine silvery down. Cheeks and 

 a median line between the antennae, yellow. 

 The back rim of the eyes has a long yellow 

 border. Yellow mandibles, brown at the tips. 

 First two joints of the antennae, yellow under- 

 neath, black above ; the others, yellow. 



Prothorax, black, with its sides and dorsal 

 division yellow. Mesothorax, black ; the callous 

 dot and a small dot on either side, above the 

 base of the intermediate legs, yellow. Meta- 

 thorax, black, with two yellow spots behind and 

 a larger one, on either side, above the base of the 

 hind-legs. The first two spots are sometimes 

 missing. 



* I to I inch. — Translator's Note. 



