134 HYMENOPTERA ACULEATA. 



line in both sexes, prosternum entirely and tubercles in tlie 

 f?, post-scutellum in both sexes and scutellum in the $ , 

 flayous, mesonotum with a double dorsal line anteriorly, 

 niesopleurfe silvery, with a slight spine posteriorly, basal 

 area of the propodeum shining, very finely striate, auri'ounded 

 and divided down the middle by crenate sulcatures ; abdomen 

 shining, very finely punctured, apical dorsal valve very 

 largely punctured in both sexes, not excavated in the ? ; 

 anterior legs yellow, femora swollen in the (?, with a black 

 line posteriorly, simple in the $ and black except at the apex, 

 tibife very largely scutate in thee?, membranous posteriorly 

 with an irregular black apical spot, produced in a curved 

 dark line on the disk of the tibia, metatarsi scutate, black 

 externally, remaining joints very short, tibiee and tarsi in the 

 $ simple, the former black posteriorly, intermediate legs 

 yellow, femora with a black spot in front and behind 

 in the $, black except at the apex in the ? ; tibiae black 

 posteriorly in both sexes, posterior legs with the tibiae yellow 

 at the base with pale spines on their outer margin. 



L. 7-8 mm. 



Local. Woking; Wimbledon, Birch and Darenth 

 Woods ; Southend ; Devonshire ; (Smith). Glauvilles 

 Wootton ; Heme; Knighton Heath ; Dorchester; {Dale). 

 Norfolk; (Brldgman). 



C. palmipes, Linn, (tarsatus, S/tucJc.). — Smaller than 

 pahvuirins, black, shining; head finely punctured, with a 

 narrowly impressed dorsal line, scape of the antennae yellow 

 in front ; collar of the pronotum with the yellow spot on each 

 side sometimes wanting, mesonotum more strongly punctured 

 than the head, with a raised dorsal line in front, and a 

 shorter carina on each side, scutellum in the tj with a yellow 

 spot, mesopleurse posteriorly with a small spine beneath, 

 propodeum with its basal area diagonally strigose, sur- 

 rounded and divided down the centre by crenate sulcatures ; 

 abdomen microscopically rugulose and finely punctured, 

 apical dorsal valve in both S and ? black at the a^jex, dull. 



