74 Mr. F. W. ELhvards on the Old- World 



45. riagellum of antennse and base of wing 



yellow. (Borneo.) dichroa, Walk. 



Flagollum black ; wings entirely blackish. 46. 



46. Abdominal segments 1-4 orange ; length 



'20 mm. (Penang.) umhripennis, sp. n. 



Abdominal segments 2-5 orange 47. 



47. Five posterior cells ; length 8 mm. j 



male antennae as long as thorax. 



(Java.) . m'anthopy(ja, Meij. 



Four posterior cells ; length 14 mm. ; 

 male antennae longer than the thorax. 

 (Formosa.) shiraldi, sp. n. 



48. Thorax extraordinarily humped ; front 



half of praescutum yellowish ; the re- 

 mainder of the thorax dark brown ; 

 abdomen almost entirely ochreous- 



orange. (Ceylon.) tubercuUfera, Edw. 



Tiiorax not more humped than usual ; 

 both it and the abdomen quite differ- 

 ently coloured 49. 



49. Cuia at base of discal cell. (Sumatra.) . mimalurensis, Moij. 

 Cuia well beyond base of discal cell .... 50. 



50. Head and thorax wholly blackish 51. 



Head and thorax partly orange or reddish. 53. 



51. Wings yellowish at the base ; abdominal 



segment8l-6 with black apical triangles. 



(India.) triangularis, Brun. 



Wings not yellowish at the base ; ab- 

 dominal tergites without black apical 

 triangles 52. 



52. Abdomen black ; third and fourth seg- 



ments mainly yellowish. (India.). . . . ^caliginom, Brun. 

 Abdomen mainly brownish. (India.) . . ^testacea, Ik'un. 



53. Thorax shiiung. (Sierra Leone.) " leonensis, Alex. 



Thorax dull , . . 54. 



54. Praescutum black. (Formosa.) rubricejj>s, Edw. 



Praescutum orange, with three black 



stripes. (Ceylon.) scutellata, Edw. 



55. Thorax wholly red. (Singapore.) plecioides {Walk.). 



Thorax wholly black 56. 



50. Four posterior cells (the number is not 

 stated in the description, but must be 

 four, since Osten-Sacken refers to the 

 bases of the second and third being 



nearly in a line). (Celebes.) mnorosa, O.-S. 



Five posterior cells lyyropis, Alex. 



57. Wing-markings at the tip only; four 



posterior cells 58. 



Wings with distinct median pale mark- 

 ings 70. 



58. A single white spot at the extreme tip. of 



the wing ". . 59. 



Three white spots round the wing-tip 

 (one large, two small). (Ceylon.) .... 65. 



59. Costal region broadly orange, except to- 



wai-ds base and apex. (India.) Jfavicosta, sp. n. 



Costal resion all dark 60. 



