GritELCA. 109 



Subfamily MACROGLOSSIN^E. 



Larva with the thoracic somites retractile and tapering to head ; 

 horn long and curved. 



Imago. One medial and two lateral tufts of hair at end of 

 abdomen. 



Pig. 64. — Larva of Macroglossa gilia (from Hmpsn. 111. Het. ix, pi. 175, fig. 6). 



Key to the Genera. 



a. Fore wing more than twice length of an- 



tennae. 

 a'. Antennae gradually fining to a long hook ; 



anal tufts small 7. Rhodosoma, p. 122. 



V. Antennae abruptly hooked ; anal tufts 



large 6. Sataspes, p. 121. 



b. Fore wing less than twice length of an- 



tennas. 

 a'. Antennae gradually fining to a long hook ; 

 outer margin of fore wing angulate, 



inner margin excised 1. Gurelca, p. 109. 



b' . Antennae abruptly hooked ; margins evenly 

 rounded. 

 dr. Fore wing with vein 6 from end of cell ; 

 hind wing with veins 3, 4, and 6, 7, 

 from end of cell. 

 a 3 . Cell of hind wing of normal length. 



a i . Antennae abruptly thickening to |~p. 1H> 



the club 2. Rhopalopsyche, 



b*. Antennae gradually thickening to [p. 112. 



club 3. Macroglossa, 



b 3 . Cell of hind wing short 4. Hemaris, p. 119. 



b' 2 . Fore wing with vein 6 given off after 

 end of cell ; hind wing with veins 3, 4, 

 and 6, 7 stalked : the cell extremely 

 short 5. Cephonooes, p. 120. 



Genus GURELCA. 

 Gurelca, Kirby, Proc. Boy. Dubl. Soc. ii, p. 330 (1880). 



Type, G. hyas, "Wlk. 



Range. N. India ; Mhow ; Java ; China ; Japan. 



Antennae gradually fining to a long hook. Palpi with the second 

 joint rather broad ; crest on head well developed. Fore wing with 

 outer margin angled. 



