484 



BOMBYLIN.E 



4 (3) Proboscis long and perpendicular. 



Second basal cell moderately large, emitting only one forked rein 

 in addition to the two branches of the postical vein (fig. 272). 



EirPIDIDEICDS. 



5 (2) Eadial vein present. 



6 (7) Discal cell absent, teing merged into the third posterior cell 



(fig. 273). 



Proboscis long. Eyes touching in the male. 



Cyetosia. 



Fig. 272. ^Empi.d'}d.(ieus car11i.aginitnsis ?. 

 (After Becker) 



Fig. 273. — Cyrtosia marginala. 

 (After Ferris) 



7 (6) Discal cell closed (fig. 274). 



Proboscis .short. Eyes separated in both sexes. 



Platypygus. 



8 (1) Two or three submarginal cells, the cubital vein being always 



forked. 



Fig. 274. — Platypygus chryMmihemi 5 . x 14. 



Fig. 275. — Apolysis TivmUis. (After Loew} 



9 (16) Posterior cells three only (figs. 275, 276). 

 I>iscal cell sometimes absent. 



10 (11) Discal cell absent, being merged into the second posterior cell 



(fig. 275). Apolysis 



11 (10) Discal cell present (fig. 276). 



Fig. 276. — Geron gihhonts $, x 13. 



12 (15) Abdomen rather long and conical or narrow. 



Eyes of the male touching. 



13 (14) Palpi long. Basal joint of antennae rather short and thict, little 



