BY ROWLAND E. TURNER. 233 



segments ; first segment truncate anteriorly, closely obliquely 

 striate, the striae diverging from middle to apical margin. 

 Second segment with many transverse carinse, the .two apical 

 carinse prominent and straight, the other carinse decreasing in 

 elevation to base, very faint on sides near base, arched to middle 

 and irregular. Abdomen beneath sparsely punctured, third and 

 fourth segments with a smooth, arched, depressed area at apex; 

 fifth segment coarsely longitudinally striated. Pygidium truncate 

 posteriorly, compressed before the truncation and obliquely 

 striate, surface of the truncation ovate, obliquely striate, at base, 

 smooth at apex, epipygium recurved at apex. Head ferruginous, 

 with a large yellow mark on front narrowly interrupted in 

 middle. Pronotum yellow, with a triangular mark on middle of 

 a-nterior margin ferruginous; mesonotum ferruginous, posterior- 

 margin broadly yellow; median segment black. Abdomen 

 fuscous; truncation of basal segment black; a broad band on first 

 segment above truncation extending nearly to apical margin, a 

 large spot on each side of second segment, a transverse band on 

 third and fourth segments before apical margin, narrowly inter- 

 rupted in middle on third and broadly on fourth yellow. Abdomen 

 beneath ferruginous; first segment at apex and a large spot on 

 each side of segments 2-4 yellow. Legs ferruginous. Length 

 22 mm. 



Uab. — New South Wales (Staudinger). 



188. T. carbonarius Sm. 



Thynnus carboiiariusSm., Cat.Hym.B.M.vii.p.23,n.51,lS59( ( J). 

 Thynnus ccelebs Sauss., Keise d. Nov.Zool. ii.l,Hym.p. 1 22, u. 10, 

 1867(9). 



Thynnus clypearis Sauss., Steit. Ent. Zeit, xxx. p. 59, n.9, 1869, 



Rhagigaster clypeatus Sm., Descr. n.sp. Hym. p.77,n.5,1879( ( J). 



Thynnus hirnii D.T., Cat, Hym. viii. 108, 1897( ( J). 



Saussure's descriptions are sufficient. He describes the female 

 as belonging to the male T. clypearis with some doubt, but he 

 is quite correct. I have compared Smith's types. He places 



