126 REVISION OF THE THYNNIL^E OF AUSTRALIA, II., 



A specimen, apparently the type, in the British Museum is in 

 very bad condition and does not admit of any detailed description. 



47. T. (Aeolothynnus) jardinei, n.sp. 



<J. Clypeus short, produced anteriorly and rather broadly 

 truncate at apex. Head and thorax very finely and closely 

 punctured; anterior margin of pronotum raised and straight; 

 scutellum broadly truncate at apex. Median segment shining, 

 rounded, and more sparsely punctured. Abdomen elongate, 

 slender; segments 2-5 with an impressed line near base above 

 and beneath, apical margin depressed, with a raised mark slightly 

 emarginate in middle just before it; ventral segments 3-5 sub- 

 tuberculate at apical angles. Hypopygium ending in an elongate 

 triangular spine with a short spine on each side of base. Black; 

 mandibles except extreme apex, clypeus, a large spot between 

 antenna?, margins of pronotum, united in middle, tegulse and a 

 small spot above them, a quadrate spot on mesonotum, a large 

 spot on scutellum and a small one at each of its basal angles, 

 postscutellum, mesopleurse, apex and sides of median segment, 

 a broad transverse band close to apical margin of the first five 

 abdominal segments above and beneath, narrower on fourth and 

 fifth segments beneath, sixth dorsal segment and legs yellow; 

 scape of antennae and epipygium fulvous. Wings iridescent 

 hyaline, nervures black, stigma ferruginous. Length 9 mm. 



#«&.— Cape York, Q. (Turner). 



48. T. (Aeolothynnus) bembeoulus, n.sp. 



(J. Clypeus broad and short, rather narrowly produced and 

 truncate at apex. Head finely punctured-rugose. Thorax and 

 median segment finely and closely punctured; pronotum short 

 and depressed, anterior margin not elevated; scutellum rather 

 prominent, with a depressed transverse row of punctures at base; 

 median segment rounded, much broader than long. Abdomen 

 elongate, depressed at apex, apical margin of segments 2-5 very 

 narrowly depressed, the same segments with a feebly impressed, 

 transverse line near base. Hypopygium triangular, produced 



