156 MANDIBULATA. HYMENOPTERA. 



black at the tip ; tarsi red, posterior of the male black, red at the base, of the 

 female red, with the tips of the joints black ; wings yellowish-hyaline, 

 stigma dull-saffron, costa and scales black ; cellule 5-angular. 

 Scarce: found at Coombe wood in June. 



Sp. 80. microcerus. Niger, punctis duobus scutdlaribvs unoque infra alas, albis, 

 femoribus tibUsque rxifis- (Long. corp. 2f lin.; Exp. Alar. 5 lin.) 



Ic. microcerus. Gravcnhorst, i. 249. — Steph. Nomen. 2d edit. col. 133. 



Black : antennae involuted, fuscous; scutellum with 2 white dots at the apex; 

 abdomen with the extreme margin and base of the 2nd segment dull chestnut, 

 the margin of the 6th white, and the 7th entirely white ; ovipositor slightly 

 exserted; legs red, coxse and trochanters black; posterior with the tip of 

 the tibise and tarsi fuscous ; wings somewhat smoky-hyaline, with the 

 sdgma, costa, and scales fuscous ; cellule nearly 5-angular. 

 Rare : taken near London, and I believe in Wiltshire, in June. 



Sp. 81. anator. Niger, punctis 2-bus scutelli, lineolisque punctisve ad radicem 

 alarum, albis, femoribus tibiisque rufis: mas orbitis oculorum inter nis albis; 

 foemina antennarum annulo pallida. (Long. corp. 3 — 4J lin.j Exp. Alar. 

 5i— 7 lin.) 



Ic. anator. Fabricius. — Steph. Catal. 350. No. 4450. 



Black : mouth red, palpi paler, apex of the mandibles black ; facial orbits and 

 sometimes the frontal ones white or straw-coloured in the male, frontal 

 sometimes faintly whitish in the female ; antennse porrect, black, all but the 

 2 basal joints frequently rusty beneath, of the female involuted, 2 basal 

 joints black, 3rd to 8th or 9th ferruginous or fuscous, 9th or 10th to 12th 

 dull white above, remainder fuscous ; thorax of the male with the upper and 

 often the lateral margins of the collar, a line before the wings, and another 

 beneath, white ; of the female with only a dot below and an obscure one 

 before the wings white ; scutellum with 2 white spots, sometimes united, at 

 the apex; abdomen silky, with the 2 or 3 basal segments sometimes 

 obscurely margined with chestnut, and the 2 last more or less white above; 

 legs rather short, red, with the coxae and trochanters and apex of the hinder 

 tibiae and tarsi, and occasionally that of the femora, black ; wings very 

 slightly smoky-hyaline; stigma and costa fuscous or black, scales brown or 

 black, with sometimes a white dot in the male. 

 R-ather uncommon ; found in gardens and woods in the vicinity of 



London : I have taken specimens in the windows at the Hermitage, 



in July. 



Sp. 82. quadrialbatus. Niger femoribus tibiisque riifis : mas orbitis internis 

 oculorum albis ; foemina antennarum annulo pallido. (Long. corp. 4 — 5 Hn. ; 

 Exp. Alar. 9 — 10 lin.) 



Ic. quadrialbatus. Gravcnhorst, i. 452. — Steph. Nomen. 2d edit. col. 133. 



Black : palpi reddish ; facial orbits white in the male ; antenna? of the i'einale 



