226 D. S. FLETCHER 



In the female genitalia the sterigma is asymmetrical, the ductus bursae situate 

 at the right side. 



Key to Species and Subspecies 



i Hyaline area of wings white without dark irroration. Large discal spot on 



fore wing and non-hyaline terminal area brownish grey to black . . 2 



- Wings not so coloured .......... 6 



2 (1) Tegulae conspicuously light brown. Apical margin of left valve deeply 



excavate, excavation equal in depth to width of valve at point of cleavage 



dolorosa (p. 233) 



- Tegulae brownish grey to black, concolorous with non-hyaline terminal area 



of wings. Apical margin of left valve straight or very shallowly excavate 

 between spine-like extensions of ventral and dorsal margins, excavation 

 equal in depth to one-eighth of width of valve at point of cleavage . . 3 



3 (2) Non-hyaline terminal area of fore wing not excavate between veins M 3 and 



Cu lb . Apical margin of left valve very shallowly excavate between 

 spine-like apices of ventral and dorsal margins. Distribution: Sierra Leone 

 to Ghana. ........ perlepidata (p. 230) 



- Non-hyaline terminal area of fore wing excavate between veins M 3 and Cn lb . 



Apical margin of left valve straight or slightly arched between spine-like 

 apices of ventral and dorsal margins. Distribution : Nigeria to Angola, Zaire, 

 Uganda ............ 4 



(terpsichore) (p. 231) 



4 (3) Non-hyaline terminal area deeply and broadly excavate on hind wing between 



vein M 3 and anal angle ; fore wing with lunulate excavation between veins 

 M 3 and Cu x (PI. 119, fig. 1068). Distribution: Uganda, Zaire, Angola 



terpsichore aprica (p. 232) 



- Non-hyaline terminal area of hind wing not so patterned ... 5 



5 (4) Non-hyaline terminal area of each wing deeply excavate between veins M 3 



and Cu lb (PI. 119, fig. 1066). Distribution: Cameroun 



terpsichore terpsichore (p. 231) 



- Non-hyaline terminal area of each wing with lunulate excavation between 



veins M 3 and Cu lb (PI. 119, fig. 1067). Distribution: Nigeria 



terpsichore compacta (p. 232) 



6 (1) Non-hyaline terminal area tinged with white and densely striate with olive 



brown. Non-hyaline terminal area uniformly brownish grey, not excavate 

 between veins M 3 and Cu lb (PI. 119, fig. 107 1) . . vigilans (p. 229) 



- Hyaline area tinged with green. Non-hyaline terminal area of each wing 



excavate between veins M 3 and Cu lb ...... 7 



7 (6) Left hand valve shorter than right; apex of dorsal margin inclined towards 



uncus and usually tipped with single spine. Discal spot on hind wing well 

 developed .......... collarti (p. 228) 



- Valves of equal length. Apex of dorsal margin of left valve incurved towards 



uncus, apical area scobinate and margin serrate. Discal spot on hind wing 

 absent. ......... bonaberiensis (p. 226) 



Zamarada bonaberiensis Strand 

 (Text-figs 384, 385; PI. 80, figs 773, 774; PL 120, fig. 1073) 



Zamarada bonaberiensis Strand, 1915 : 177. LECTOTYPE $, Cameroun (DEI, Eberswalde), 

 here designated [examined]. 



