86 
(29) 30. 
(32) 31. 
(31) 32. 
(28) 33. 
(35) 34. 
(34) 35. 
(37) 36. 
(36) 87. 
(1) 38. 
(44) 39. 
. Second segment not longer than third; ocelli large 
(41) 40 
(40) 41. 
(43) 49. 
(42) 48 
(39) 44. 
(50) 45. 
(49) 46. 
(48) 47. 
(47) 48. 
(46) 49, 
(45) 50. 
(52) 51. 
(51) 52. 
(54) 58. 
(53) 54. 
(56) 55. 
(55) 56. 
(60) 57. 
(59) 58. 
THE ENTOMOLOGIST. 
Flagellum basally broadly red; basal nervure of 
hind wing continuous 
Palpi not pale ; third segment basally red 
15. alpinus, Thoms. 
Palpi stramineous; third segment black 
16. flavipalpis, Thoms. 
Sternauli hardly indicated; abdomen black or 
elongately pilose. 
Body elongately pilose ; base of abdomen pale 
17. hortus, Thoms. 
Body shortly pilose ; abdomen black. 
First segment hardly broader apically than basally 
18. carbonarius, Gir. 
First segment much broader apically than basally 
19. morzo, Reinh. 
Hind calcaria not longer than a third of their 
tibie; mesosternum laterally alutaceous; legs 
testaceous and usually slender (ALEIODEs, Thoms.) 
Mesopleure laterally glabrous and nitidulous. 
20. heterogaster, Wesm. = ? albitibia, HS. 
Second segment distinctly longer than third ; rima 
of mouth large. 
Basal segment ‘twice as broad apically as basally 
21. modestus, Reinh. 
. Basal segment but little contracted basally 
22. fortipes, Rheinh. 
Mesopleure laterally alutaceous and dull; rima of 
mouth small. 
Sides of mesosternum granulosely punctate. 
Flagellum consisting of about 37 joints. 
Vertex constricted in a straight line behind eyes 
23. tristis, Wesm. 
Vertex rounded behind the eyes 24. bicolor, Spin. 
Flagellum consisting of at least 45 joints 
25. geniculator, Nees. 
Sides of mesosternum finely alutaceous. 
Radial cell of hind wings not centrally constricted 
26. vittiger, Wesm. 
Radial cell of hind wings centrally constricted. 
Tarsal claws dilated; abdomen laterally white- 
marked . 27. ungularis, Thoms. 
Tarsal claws not dilated, nor abdomen white- 
marked. 
Basal radial abscissa very short; 2nd cubital cell 
quadrate . 28. punctipes, Thoms. 
Basal radial abscissa not short ; 2nd cubital cell 
longer than high. 
Legs and body nearly entirely black. 
Abdomen obovate, with segments five to seven 
retracted . : ; : 29. arcticus, Thoms. 
