BY ROWLAND E. TURNER. 225 



spot at the anterior angles of the head on each side and 

 the whole of the legs ferruginous. Length S mm. 

 Hab. — Cape York, Q.((J9 in cop.). 



R. ELONGATUS, n.Sp. 



(J. Entirely shining black, with thin, short grey pubescence; 

 femora, tibiae and tarsi dark fuscous. Very slender. Clypeus 

 with a longitudinal carina from the base to the centre, where it 

 branches widely, densely clothed with pubescence. Front punc- 

 tured-rugulose, a very faint transverse carina below the anterior 

 ocellus and another rather more distinct and arched a little below 

 it. The interantennal carina very indistinct and broadl)^ rounded 

 at the apex; the occiput sparsely and shallowly punctured. Pro- 

 thorax punctured, the anterior margin slightly raised; mesothorax 

 and scutellum sparsely punctured, the scutellum rather broadly 

 subtruncate at the apex. Median segment and abdomen sparsely 

 punctured, the median segment rounded and narrowed at the 

 apex. Abdominal segments* slightly constricted at the base. 

 Epipygium rugose, depressed, subtriangular, narrowly rounded 

 at the apex. Aculeus projecting shortly beyond the epipygium. 

 Wings hyaline, the fore wings washed with fuscous, hind wings 

 iridescent. Length 11 mm. 



9. Unknown. 



Hab. — Queensland. 



Type in Oxford University Museum, ex Coll. Saunders. 



R. ANALis Westw. 



Rhagigaster analis Westw., Arc. Ent. ii. 2, p. 105, n.8, 1844(9). 



R. nitidus Sm., Cat. Hjm. B.M. vii. p.63, n.l6, 1859(9). 



Thynnus demattioi D.T., Cat. Hym. viii. 104, 1897(9). 



Thynnus exneri D.T., Cat. Hym. viii. 106, 1897(9). 



9. Head much longer than broad; front between antennae 

 strongly emarginate, with a short median sulca; above the base 

 of the antenna3 finely and densely punctured; the remainder of 

 the head sparsely punctured. Tlie lateral sulca from the eye does 

 not reach the occiput, and is straight and shorter than in other 

 species of the genus. Thorax sparsely punctured, the prothorax 



