n6 A. WATSON 



Key to Species 

 Males 

 A : species-group fenestrata 

 i Apex of fore wing strongly produced ; outer margin of hind wing entirely convex 

 (Plate ii, fig. 316) ; valve with single, basal tooth ; aedeagus with single, thorn- 

 like cornutus ; eighth sternum as in Text-fig. 208 .... felina (p. 126) 



- Apex of wing less strongly produced than in Plate 11, fig. 316 ; outer margin of hind 



wing straight or slightly concave posteriorly ; genitalia with one or two processes at 



base of valve ............ 2 



2 Hyaline patch on fore wing more than half width of wing (measured at point mid-way 



between base and apex) ; postmedial fascia of fore wing weakly marked (Plate 12, 

 fig. 320) ; valve with two processes near base (Text-fig. 199) ; vesica of aedeagus 

 scobinate, with single cornutus ; eighth sternum as in Text-fig. 198 . boboa (p. 121) 



- Hyaline patch on fore wing less than half width of wing at middle ; postmedial fascia 



usually well-marked on fore wing ; valve with one or two basal processes . . 3 



3 Upper surface of fore wing lustrous distal to postmedial fascia ..... 4 



- Upper surface of fore wing non-lustrous distal to postmedial fascia .... 5 



4 Fore wing with hyaline patch ; outer margin of hind wing concave posteriorly 



(Plate 11, fig. 314) ; valve with single basal process (Text-fig. 204) ; eighth 

 sternum as in Text-fig. 205 ....... imaitsoana (p. 124) 



- Fore wing without hyaline patch ; outer margin of hind wing straight or very weakly 



concave posteriorly (Plate 11, fig. 313) ; valve with two processes (Text-fig. 201) , 

 eighth sternum as in Text-fig. 202 ...... canescens (p. 126) 



5 Postmedial fascia of upper surface of fore wing with distal border of highly lustrous 



scales ; valves with two basal processes ........ 6 



- Postmedial fascia of upper surface without highly lustrous scales (Plate 11, fig. 315) ; 



valve with single basal process (Text-fig. 188) .... fenestrata (p. 116) 



6 Valve processes as in Text-fig. 194 ; vesica of aedeagus scobinate, with two cornuti 



(Text-fig. 196) .......... viettei (p. 119) 



- Valve processes as in Text-fig. 193 ; vesica of aedeagus not scobinate, with single 



cornutus (Text-fig. 192) ....... prolixa (p. 117) 



B : species-group spicata 



1 A.P.R. 15 ; genitalia as in Text-figs. 216-218 .... tetrathyra (p. 131) 



- A.P.R. 12 ; genitalia as in Text-figs. 210-215 ....... 2 



2 Genitalia as in Text-figs. 210-212 ....... spicata (p. 127) 



- Genitalia as in Text-figs. 213-215 ....... licina (p. 129) 



Species-Group fenestrata 



Crocinis fenestrata Butler 

 (Text-figs. 188-190 ; PL 11, fig. 315) 



Crocinis fenestrata Butler, 1879 : 244. 

 Drepana forata Warren, 1897 : 15. syn. n. 

 Drapena forata (Warren) ; Gaede, 1927 b : 289. 

 Drapena forata (Warren) ; Gaede, 193 1 : 51. 



Description. 5". Head, palps, antennae, thorax, legs and ground-colour of wings yellowish 

 orange. 



