BY ROWLAND B. TURNER. 81 



a 8 . Abdomen elongate, clypeus not very narrow 

 at the apex. 

 a 9 . Median segment subtruncate. 

 a 10 . Thorax coarsely punctured, sanguinolentus 79 

 b 10 . Thorax finely punctured, baccatus Sm. 74 



b Q . Median segment rounded. 



a 10 . Abdomen wholly or partly ferruginous. 

 a 11 . Abdomen wholly ferruginous. 



dimidiatus Westw.64 

 b 11 . The two apical segments only ferru- 

 ginous-red. 

 a 12 . Abdomen without white marks. 



decipiens Westw. 78 

 & 12 . Abdomen marked with white. 



iUustris Kirby 75 

 b 10 . Abdomen black or black and yellow. 

 a 11 . Abdomen marked with yellow. 

 a 12 . Median segment coarsely punc- 

 tured, cerceroides Sm. 77 

 b 12 . Median segment finely punc- 

 tured, ablatus 76 

 ft 11 . Abdomen entirely black. 



a 12 . Wings hyaline. armiger 80 



6 12 . Wings fuscous. umbripennis Sm. 81 



b 8 . Abdomen broadly fusiform, clypeus narrow 

 at the apex 

 a 9 . Abdomen black. aterrimus Sm. 83 



6 9 . Abdomen marked with creamy yellow. 



saundersi 84 



b 6 . The fifth ventral segment with a long spine at 

 the apical angles. 

 a 1 . Abdomen elongate fusiform. dementi 72 



b 7 . Abdomen elongate. 



a 8 . Without a spine at the angles of the sixth 

 ventral segment. 

 a 9 . Head black. 



al°. Clypeus yellow and black, bidentatus Sm. 70 

 b 10 . Clypeus wholly black. bidentatus Sm. 



var. orientalis 70 

 b 9 . Head yellow, the vertex only black 



doddii 71 



b 8 . With a small spine at the apical angles of 



the sixth segment. -sannce 69 



