HYMEXOPTERA. 



1. LEIOPROCTUS IMITATUS, n. s. B.AI. 



Female. Length 4^ lines. Black, at the base of the an- 

 tennae a little pale yellow pubescence; the clypeus bright, smooth, 

 and having deep punctures; the antennae testaceous beneath. 

 Thorax very smooth and shining above, having a few scattered 

 punctures ; the metathorax has an enclosed smooth shining space 

 below the post-scutellum ; the disk is thinly clothed with pale 

 yellow pubescence, that on the sides, beneath, and on the fe- 

 mora trochanters and coxae is nearly white ; the legs dark rutb- 

 testaceous, their claws ferruginous ; the scopa of the posterior 

 tibiae fulvous ; the nervures of the wings ferruginous ; the wings 

 hyaline, and beautifully iridescent. Abdomen nigro-aeneous, 

 the margins of the segments piceous ; the fourth and fifth seg- 

 ments have a thin fringe of pale fulvous pubescence, the sixtli 

 clothed with the same, but having a smooth longitudinal space 

 in the centre, widest at the base. 

 Hob. New Zealand. 



2. LEIOPROCTUS ELEGANS, n. s. 



Female. Length 4 lines. Blue-green, the face and cheeks 

 thinly covered with cinereous pubescence ; head strongly punc- 

 tured, the flagellum beneath testaceous towards the apex. Thorax 

 above strongly and not very closely punctured, thinly covered 

 with cinereous pubescence, intermixed with black on the disk 

 and slightly ochraceous at the sides, the enclosed space at the 

 base of the metathorax immediately beneath the post-scutellum 

 impunctate and highly polished ; the wings subhyaline, slightly 

 clouded at their apex, the nervures dark brown ; legs dark rufo- 

 testaceous; all the femora beneath fringed with silvery white 

 hairs, floccus and the scopa beneath of the same colour, the latter 

 fuscous above towards the base of the tibiae, the tarsi beneatli 

 fulvous, the claw-joints ferruginous. Abdomen rather strongly 

 punctured, sparingly at the base; margins of the segments 

 slightly depressed, the apical nmbria bright fulvous. 

 Hab. Adelaide. (Coll. F. Smith.) 



3. LEIOPROCTUS FRONTALIS, n. s. 



Female. Length 4 lines. Black, head shining, the punctures 

 deep and not very close, those on the clypeus large and deeply 

 impressed ; the clypeus rounded in front and strongly marginate"; 

 at the base of the clypeus is a triangular elevation, from which 

 a sharp elevated carina passes upwards, terminating a little before 

 the anterior ocellus, at the termination commences a deep chan- 

 nel which runs up to and encircles the ocellus ; the antennae tes- 



B 5 



