10 MANDIBIJLATA. HYMENOPTEKA. 



Tr. Latreilli. Leaeh, Zool. Misc. v. iii. UO.—Steph. Nnmen. 2d edit. Appendix. 



Brassy-black, with a ferruginous pile; head and antennae black; abdomen 

 purplish-black; femora slightly violet; iihix and tarsi lutequs; wings 

 hyaline, fulvescent, with the apex fuscous; labrum of the male nearly 

 rounded. 



The two joints preceding the club of the antennae are sometimes ferruginous. 

 In the late Mr. Haworth's collection was an example of this 



species ; and I obtained one from that of Mr. Bainbridge ; probably 



taken near London. 



Sp. 4. Lucorum. Nigrum, thorac.e ceneo-nigro, femoribus cyaneo-atris, tibiis 

 tarsisfue luteis, labro $ magno. (Long. corp. 6 — 10 lin.; Exp. Alar. 15— 

 18| lin.) 



Te. Lucorum. LinnL — Te. Vitellinae. Donovan, v. iii. pi. 88./. 3. — Tr. Lu- 

 corum. Steph. Caial. 324. No. 3744. 



Black ; thorax rather brassy, clothed with a fine reddish-ash pubescence ; 

 femora dull blue-black ; tibiae and tarsi luteous ; wings hyaline, with the 

 apex slightly fuscescent ; labrum of the male large and rounded, of the 

 female small. 



The tibiae are sometimes slightly fuscescent. 



Very abundant on whitethorn hedges within the metropolitan 



district, appearing towards the beginning of May. 



Sp. 5. tibiale. Subceneo-nigrum , capite atro, femoribus tibiisque cyaneo-nigris, 

 tarsis luteis, abdominis basi pubescentia cinereo-rufd vestito. (Long. corp. 7 — 

 9 lin. ; Exp. Alar. 16—18 lin.) 



T. tibiale. Steph. Catal. 324. No. 3745. 



Of a somewhat brassy-black; head deep black; abdomen clothed at the base 

 with a dense ashy-red pubescence ; femora and tibiae bluish-black ; tarsi 

 pale luteous; wings hyaline, sometimes slightly fulvescent, with the apex 

 fuscous. 

 Found, not uncommonly, at Darenth wood, in May. 



Sp. 6. Scalesii. Mnco-nigrum, capite atro, femoribus purpureo-violascentibus, 

 tibiis tarsisque luteis ; mandibulis $ parvis. (Long. corp. 5^ — 7§ lin. ; Exp. 

 Alar. 12^—15 lin.) 



Tr. Scalesii. Leach. — Steph. Catal. 324. No. 374G. 



Brassy-black, clothed with a ferruginous pile, which is deepest on the thorax 

 and base of the abdomen ; head deep black ; femora purplish-violet ; tibiae 

 and tarsi luteous ; mandibles small in the male, bidentate, with the apex 

 reddish ; labrum rounded in front, minute in the female. 

 Taken at Coombe and Darenth woods in May ; not common. 



Sp. 7. unidentatum. Nigrum, capite, ihorace abdominisque lasi ferrugineis 

 dense villosis, femoribus violascentibus, tibiis tarsisque luteis, mandibulis rujii 

 unidenlatis. (Long. corp. 7 lin.; Exp. Alar* 14—15 lin.) 



