252 REVISION OF THE THYNNIDvE OF AUSTRALIA, II., 



side before apex; apical spine acute, curving slightly downwards. 

 Claspers rather narrow, bluntly rounded at apex, and clothed 

 with long fulvous pubescence. Black; clypeus, mandibles, except 

 at apex, two spots narrowly separated between antennae, margins 

 of eyes, margins of pronotum narrowly, a spot on each side of 

 prothorax above anterior coxse, tegulse, a small spot on meso- 

 pleurae beneath base of anterior wing, another larger one above 

 base of intermediate coxse, apical half of scutellum, postscutellum, 

 truncation of median segment, a spot on each side of first 

 abdominal segment on surface of truncation, apex of segment 

 beneath, a small spot on each side of second, third and fourth 

 segments above, a large spot on each side of the same segments 

 beneath, a small spot on each side of fifth segment beneath and 

 a line on coxse beneath ochraceous-yellow. Legs, mouth-parts 

 and pubescence ferruginous. Abdomen in some lights of a dark 

 green colour. Wings fusco-hyaline, nervures black. Length 

 24 mm. 



Hab. — German New Guinea. Allied to T. dentatus. 



The following Austro- Malayan species belong to the subgenus 

 Aeolothynnus : — 



Thynnus (Aeolothynnus) vagans Sm. 



Thynnus vagans Sm., Journ. Proc. Linn. Soc. Zool. vi. p 51, n.2, 

 1862(<J); Sm., Proc. Zool. Soc. London, 1877, p.83, n.4(£). 

 Hab. — Celebes. 



T. (Aeolothynnus) laevissimus Sm. 



Thynnus laevissimus Sm., Journ. Proc. Linn. Soc. Zool.viii. p.77, 

 1864(9). 



Hab. — New Guinea. 



T. (Aeolothynnus) abductor Sm. 



Thynnus abductor Sm., Journ. E^oc. Linn. Soc. Zool.viii. p. 78(<J). 

 Thynnus candidns Sm., De.scr. n.sp. Hym. p. 171, 1879(<J). 

 Hab — Salwatty, New Guinea, Morty. 



