APOCALYPSTS. 



81 



of the body and wings ; sometimes makes a clicking noise 

 similar to that made by the larva ; flight rapid. Frequently 

 •comes to light, and may often be caught feeding at tubular 

 flowers after dusk. 



Genus APOCALYPSIS Butler. (Fig. 14). 

 Butler, 1887 A, p. 641 ; Roths. & Jord., 1903, p. 99 ; id., 1907, 

 p. 23. 



Genotype : velox Butl. 



Imago. — fi ^$ . . . Eye not lashed . . . spur of fore tibia 

 not reaching end of tibia, long terminal spur of hind tibia 

 more than two-thirds the length of the first tarsal segment, 

 little shorter than the tibia . . . Antenna of $ similar to 

 that of <£, compressed, with long fasciculate cilia. 



Fig. 14. — Apocalypsis Butl. 

 A, A. velox Butl., <$ ; B, $, vaginal plate (v, vaginal cavity). 



" <£. Tenth tergite long, narrow, pointed, curved downward, 

 •carinate beneath ; sternite also elongate, slightly narrowed 

 to the end, which is rounded. Clasper without patch of 

 modified scales ; harpe obtusely triangular, not prominent, 

 densely covered with half-erect scales, which conceal the 

 outline of the harpe. Penis-funnel ventrally ending in a short, 

 rounded lobe ; penis-sheath armed with a strong, conical, 

 apical tooth, which points dextro-laterad and a little distad, 

 and is shorter than the diameter of the penis-sheath. 



vol. v. G 



