97 



21. Alternate intervals subcostate, apex sanguineous, 7-8 mm. 



long — tincticauda, n. sp. 



22. Prothorax straightly narrowed from base to apex, with 



sexual colouration — immaculata, Cart. 



23. Prothorax dark-bronze green or coppery, abdomen yellow 



— pallidipennis, Blackb. ; addenda, Kerr. 



24. Whole surface above and below yellow — flava, Saund. ; 



flavescens, Thorns. ; flavidula, Kerr. 

 25-62. Elytra yellow or red with suture or apex, or both, dark. 

 26 j 60. Prothorax coiico'lorous. 

 27-37. Pronotum, apex, and suture (except in canaliculata , 



Blackb.) of elytra black. 

 28-36. Abdomen cyaneous. 



29-35. ' Form elongate-oblong, prothorax not widest at base. 

 30. Male with apex of abdomen produced and bilobed, pro- 



thorax very wide — rufipennis, Kirby ; var. croci- 



pennis, C. and G. 

 31-35. Male with apex of abdomen normal (excised or truncate). 

 32. 13 mm. long, elytra red, sides of prothorax evenly 



rounded — parallela, Saund. ; crocipennis, Hope. 

 33-35. 6 mm. long, elytra testaceous, sides of prothorax widely 



rounded . 

 34. Apex of elytra wholly black — nanula, Kerr. 



*35. Black suture not extending to apex — canaliculata , 



Blackb. 



36. Form widely ovate, prothorax widest at base — ampli- 



pennis, Saund. 



37. Abdomen flavous — rubricauda, Saund. 



38-40. Pronotum bronze, underside blue or violaceous. 



39. Suture of elytra only black (this enlarged and termin- 



ated before apex ; elytra sometimes concolorous 

 yellow) — suhpura, Blackb. 



4Q. Apex narrowly, and short subapical fascia black — 



balteata, Saund. ; postica. Thorns. 



41-45. Pronotum coppery or greenish -bronze. 



42. Sutural colour widely dark blue-green — elongata, Saund. 



43-45. Sutural colour narrowly green or bronze. 



44. Abdomen green — observans, Kerr. 



45. Abdomen golden-bronze or yellow — bimaculata, Saund. ; 



punctiventris, Saund. ; guttata, Blackb. ; var. 1, 

 minor, Blackb. ; var. 2, ignea, Blackb. 



46-59. Base and apex of elytra only dark, 16 mm. long or loss. 



47-49. Apex of elytra widely black, apices bidentate. 



48. Pronotum and abdomen black — nigriventris, Macl. 



49. Pronotum coppery, abdomen green — viridiventris, Macl. 

 *50. Apex of elytra widely purple, pronotum bronze-green — 



phaeorrhea, Kirby. 

 51-59. Apex of eh'tra narrowly dark. 

 52-56. Abdomen golden, or golden-green. 



53. Apices of elytra with long external spine, posterior 



margins serrate — hirundicauda, n. sp. 



54. Apices of elytra rounded, margins entire. 



55. Elytral intervals subdepressed, apex green — jucunda, 



Saund. 



56. Elytral intervals subcostate, apex black (sometimes with 



postmedial spot) — luteipennis, C. and G. 

 57-59. Abdomen yellow, posterior margins of elytra serrate. 



E 



