BY ROWLAND E. TURNER. 135 



margins of clypeus, margins of pronotum, tegulse, a spot on 

 scutellum, postscutellum, a spot on each side near apex of the 

 median segment and a transverse spot on each side of the five 

 basal abdominal segments near apical margin dull testaceous- 

 yellow. Wings hyaline, nervures black, stigma testaceous. 

 Length 8 mm. 



Hob. — Killalpanima, S.A., east of Lake Eyre (H. J. Hillier). 

 Type in Brit. Mus. 



60. T. (Aeolothynnus) combustus Sm. 



Thynnus (Agriomyia) combustus Sm., Cat. Hym.B.M.p.32,n.83, 

 1859(5). 



(J. Clypeus very much produced, subtriangular, rather narrowly 

 truncate at apex. A delicate longitudinal carina from a little 

 below anterior ocellus to base of clypeus. Head and thorax 

 closely and finely punctured, pronotum a little narrower than 

 head, the anterior margin elevated; scutellum prominent; median 

 segment short and obliquely depressed, shining and very delicately 

 punctured. Abdomen shining with minute punctures, slender, 

 third segment a little the broadest; segments 2-5 constricted at 

 base, with the apical margin slightly depressed. Hypopygium 

 broadly rounded at apex, with a short apical spine. 



Hab. — Adelaide, S.A. 



61. T. (Aeolothynnus) pavidus Sm. 



Thynnus pavidus Sm., Descr. n.sp. Hym. p.166, 1879((J(|)). 



<J. Clypeus broad and short, narrowly produced and truncate 

 anteriorly, closely punctured. Head rugulose; interantennal 

 prominence bilobed, with a very short and delicate median carina. 

 Thorax finely and closely punctured; scutellum rather prominent, 

 with a depressed, transverse row of large punctures at base. 

 Median segment very delicately transversely striated, almost 

 smooth at base, with a longitudinal sulcus from base not quite 

 reaching apex. Abdomen elongate-fusiform, shining, very 

 shallowly punctured ; segments 2-5 with a faintly impressed 

 transverse line near base and a slightly raised curved mark on 



