BY ROWLAND E. TURNER. 131 



curved carina before apex; second segment with five transverse 

 carinas, including the raised apical margin; the remaining seg- 

 ments sparsely punctured. Pygidium lanceolate, the lateral 

 margins raised and diverging slightly to apex, with a tuft of 

 hairs on each side. Black; head, prothorax and legs ferruginous. 

 Length 7 mm. 



Hab. — Sydney (Saussure); Blue Mts., Woodford (Waterhouse); 

 Leura (Froggatt; <JQ in cop.). 

 Allied to T. truncatus Sm. 



54. T. (Aeolothynnus) truncatus Sm. 



Thynnus (Agriomyia) truncatus Sm., Cat. Hym. B.M. vii. p. 38, 

 n.100, 1859((J). 



(J. Clypeus long, rather narrowly truncate anteriorly, punc- 

 tured, pointed at base and almost touching interantennal pro- 

 minence, which is rounded at apex and not much developed; a 

 short, delicate longitudinal carina on front, extending onto base 

 of clypeus. Head and thorax closely and finely punctured; 

 anterior margin of pronotum slightly raised, with a groove behind 

 it; scutellum subtriangular, depressed at base, prominent at apex, 

 sparsely punctured, with an almost obsolete median carina from 

 near base to apex. Median segment rounded, very finely punc- 

 tured, almost smooth at base. Abdomen elongate, shining, almost 

 without punctures; segments 2-5 moderately constricted near 

 base, apical margin narrowly depressed, leaving a raised area 

 emarginatein middle just before margin. Hypopygium truncate 

 at apex, with a short apical spine; sometimes with the angles 

 slightly prominent. Black; margin of clypeus at sides, a spot at 

 base of mandibles, a short narrow line on each side of anterior 

 margin of pronotum, absent in some specimens, and a transverse 

 line on postscutellum creamy-white. Wings hyaline, nervures 

 black. Length 10-11 mm. 



Hab. — Lower Plenty (Bake well); Victoria (French). 



The type is lost. 



