188 SESIID.. 



b 3 . Hing wing with discocellulars 



oblique 8. SESIA, p. 196. 



b'. Fore wing with veins 7 and 8 not 



stalked. 

 2 . Palpi upturned. Hind wing with 



vein 3 from end of cell 9. ADIXOA, p. 198. 



6 2 . Palpi porrect. Hind wing with 

 veins 2 and 3 from a point before 



end of cell 10. TRICHOCEROTA, p. 199. 



b. Hind legs with tufts of hair on the joints. 

 '. Legs with moderate or slight tufts 



on the joints. 

 a 2 . Fore wing with veins 5 and 7 



present. 

 rt 3 . Hind wing with veins 2 and 3 



from a point. 

 a 4 . Fore wing with veins 7 and 8 



stalked 11. TINTHIA, p. 199. 



b 4 . Fore wing with veins 7 and 8 



not stalked 12. CERATOCOREMA, p. 200. 



b 3 . Hind wing with veins 3 and 4 



from angle of cell 13. ASCHISTOPHLEPS,P. 200. 



b 2 . Fore wing with veins 5 and 7 

 absent. Hind wing with veins 3 



and 4 stalked 14. OLIGOPHLEBIA, p. 201. 



b'. Hind legs with immensely developed 



hairy clothing. 



a 2 . Hind legs with the hair evenly dis- 

 posed. Hind wing with vein 3 

 from before end of cell ; 6 and 7 



stalked 15. MELITTIA, p. 202. 



b~. Hind legs with the hair disposed in 

 uneven tufts. Hind wing with 

 vein 3 from end of cell ; veins 6 

 and 7 not stalked ; club of antenna 

 greatly developed 16. LENYRA, p. 20o. 



Fig. 117. TrochUium omrnaticB forme, 



Genus TROCHILIUM. 



Trochilium, Scop. Int. Hist. Nat. p. 414 (1777). 

 Sphecia, Hubn. Verz. p. 127 (1818). 



Type, T. apiforme, Cl., from Europe. 



Range. The Palaearctic Eegion. 



Antennae of male pectinated ; palpi upturned and reaching the 



