GURELCA. 109 



Subfamily MACROGLOSSIN^E. 



Larva with the thoracic somites retractile and tapering to head ; 

 horn long and curved. 



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

 abdomen. 



Fig. 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. 



b'. Antennas abruptly hooked; anal tufts 



large 6. SATASPES, p. 121. 



b. Fore wing less than twice length of an- 



tennae. 



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. 



a 2 . 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 4 . Antennae abruptly thickening to [p. 111. 



the club 2. RHOPALOPSYCHE, 



6 4 . 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. CEPHONODES, p.120. 



Genus GURELCA. 

 Gurelca, Kirby, Proc. Roy. Dull. Soc. ii, p. 330 (1880). 



Type, G. Jiyas, 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. 



