310 Mr. T. D. A. Cockerell — Descriptions and 



Pale markings briglit clirome-yellow ; clypeua 

 with only a median yellow band ; postscutellum 

 "black or spotted ; structure as in alborhicta. 

 (Hunter River=type ; Swan River; Champion 

 Bay.) zonalis, Smith. 



Pale markings of thorax and abdomen above red, 

 of the same colour as those of the abdomen of 

 H. co»ci7ina ; ventral abdominal baud ivory- 

 white 2. 



2. Size of zonalis; broad red band on clypeus 

 sharply defined, enlarged above ; band on pro- 

 thorax rather broadly interrupted ; face longer ; 

 double curve of inner orbital margin very 

 strong ; postscutellum all black ; bosses at base 

 of metathorax wider apart ; first abdominal 

 segment with an apical band as in zonalis ; 

 punctures of mesothorax weaker. (Swan River, [subsp. n. 



69. 50=type ; AV. Australia, 68. 6.) zonalis rufocincta, 



Smaller, length slightly over 13 mm. ; differences 

 as indicated in the last description ; band of 

 clypeus broad, yellow in the middle, ferruginous 

 at sides, the ferruginous extending a little be- 

 yond clypeus above and at sides ; scutellum 

 and postscutellum nearly all red; first abdo- 

 minal segment red, with the base only black, 

 and that sufFusedly so ; tegulse ferruginous, 

 lighter than in any of the others. (W. Austra- 

 lia, 68. 6=type; also another specimen with 

 same history.) concinnula, sp. n. 



Males. 



Scutellum black, without spots, or with small 

 obscure spots ; clypeus almost all deep yellow, 

 but no lateral marks. (Sydney : Froc/gatt.) concijma (Fabr.). 

 Scutellum conspicuously spotted ; face very pale 



yellow right across ; tegulae light ferruginous. 1. 

 1. Supraclypeal mark present, broad and short ; 

 lateral face-marks extending above level of au- 

 tenuEe, their upper side oblique ; scape ferru- 

 ginous beneath ; first abdominal segment with 

 more red. (Swan River, 69. 50 ; W. Australia, 



68. 6.) concinnula, sp. n. 



Clypeus considerably broader above ; no supra- 

 clypeal mark ; lateral marks ending squarely at 

 about level of top of clypeus ; scape all black. [subsp. n. 



(W. Australia, 68. 6.) zonalis rufocincta, 



Teiralonia convieta, sp. n. 



(^ . — Closely related to T. brevicoi-ms, Smith, with which 

 it is placed in the British Museum collection. The differ- 

 ences are as follows: — Smaller (expanse 19 mm.) and not 

 quite so robust ; antennas longer and more slender (much as 

 in T. mah'ce, but perhaps rather longer, not of the very long 



