12 HYMENOPTERA. 



above thinly clothed with fuscous pubescence, beneath it is 

 nearly white, as well as that on the coxae and trochanters ; on 

 the legs it is black, except that on the tarsi beneath, which is fus- 

 cous ; the claws ferruginous. Wings hyaline ; below the post- 

 scutellum is a transverse elevated carina, beneath which the meta- 

 thorax is coarsely punctured. Abdomen blue, with a greenish 

 tinge ; sparingly punctured above, more closely so at the sides 

 and beneath ; the pubescence at the apex black ; the second and 

 third segments beneath are fringed with pale pubescence, on the 

 following it is fuscous. 

 Hob. New Holland. 



5. LAMPROCOLLETES PLUMOSUS, n. s. B.M. 



Female. Length 5 lines. Head and thorax of a metallic 

 green, covered, but not closely, with deep punctures ; the apical 

 joints of the antenna beneath fulvous ; the pubescence on the 

 face is short and silvery, on the vertex it is fuscous. The thorax 

 beneath is opake, above bright and shining ; the pubescence is 

 fuscous or dirty white, rather palest beneath ; each hair under a 

 low magnifying power is beautifully plumose, as well as that on 

 other parts of the insect ; the legs rufo-piceous ; the scopa on 

 the posterior tibia is dark fuscous above, beneath it is silvery 

 white ; the wings clear hyaline, their tegulse rufo-piceous. Ab- 

 domen blue, with scattered punctures, the margins of the seg- 

 ments smooth and shining ; the pubescence on the apical seg- 

 ment black ; beneath, the basal half of abdomen is rufo-piceous, 

 the margins of the segments fringed with long pale hair. 

 Hab. Swan River. 



6. LAMPROCOLLETES IRRORATUS, n. s. 



Female. Length 4 lines. Black, the face above finely stri- 

 gose, the clypeus having scattered deep punctures ; the thorax 

 above very delicately punctured; the shoulders have a broad 

 epaulet of scale-like pubescence ; the floccus silvery grey ; the 

 scopa beneath of the same colour, above fuscous. Abdomen 

 black with an olive reflection, the anal fimbria black ; beneath, 

 the margins of the segments are fringed with silvery grey pu- 

 bescence. 

 Hab. Port Philip. (Coll. W. Wilson Saunders, Esq.) 



7. LAMPROCOLLETES CINERETJS, n. s. B.M. 



Female. Length 5 lines. Black, the pubescence on the face 

 cinereous, the clypeus coarsely punctured, apex of the mandibles 

 ferruginous. Thorax closely and moderately punctured, the pu- 



