382 HYMENOPTERA ACULEATA. 



and sometimes the apex of the fourth alone being black, 

 also by the stronger puncturation of the segments, and the 

 slightly more pointed, smoother and less flattened area of 

 the dorsal valve." 



Ringwood, near Dover (Sladen) ; both sexes dug out of 

 a bank with. Andrena nigrosonea and lahialis, on one or both 

 of which it is probably inquiline ; a J' was captured at 

 large in May, and a 9 in June. Several more of both 

 sexes in the imago state were dug up in August. I have 

 a ? of what I believe to be this species from Littlehampton, 

 and another from Tunbridge Wells. This is the only species 

 of Sphecodes whose (} appears in the spring in this country. 



In the table of Sphecodes antea, p. 196, division 15 

 should be subdivided thus : — 



15a. (J, abdomen red at the extreme 

 base ; ? , abdomen with the first 

 four segments red or rarely with 

 the extreme apex of the fourth 



black KUBICUNDUS. 



166. (J, extreme base of abdomen black ; 

 5 , with the fourth and following 

 segments black. 



Ealictus angusticeps, Perkins. — "Almost identical in 

 form and sculpture with H. pxmctatissimus, Schenck 

 having the face similarly formed, much longer than wide. 

 (J, black, apex of clypeus, labrum and mandibles (except 

 at extreme base and apex) yellow ; flagellum pale beneath ; 

 tarsi testaceous, generally more or less obscure. Head and 

 thorax and abdomen with grey pubescence ; head above 

 the antennae closely and distinctly punctured, decidedly 

 more largely than in punctatissimtis, and the surface shining 

 between the punctures ; mesothorax also rather more 

 largely punctured and more shining ; abdomen distinctly 

 and evenly punctured all over, even to its extreme base ; 

 genitalia with the dorsal surface of the stipites at their 

 apex prolonged into a process bent downwards and clothed 

 with short hairs ; from their lower surface is given off a 



