20 A. WATSON 



$. Similar to male but with greatly reduced outer marginal processes (Plate i, fig. 274). 



$ genitalia (Text-fig. 16) : ostial and post-ostial segment well sclerotized ; bursa with pair of 

 closely apposed, ovoid signa. 



Measurements. A.P.R. : q". 22 ; $. 20. Wing : <$. 19-0, 150-220 mm. (25) ; $. 

 20-5, 15-5-23-5 mm- (5°)- 



Discussion. Comparison of the colour-pattern and the male genitalia suggests 

 a close affinity between andersoni and tamsi. An apparent overlapping of ranges 

 (see Map 1) in the Congo prohibits the otherwise logical treatment of tamsi and 



Figs. 15-16, Epicampoptera, $ genitalia. 15, marantica ; 16, andersoni. 



