610 A. J. T, JANSK. 



Gymneleiiia stygialis Heyl. PI. XLIII, fig. 8. 



Gymnelenia stygialis Heijl., Ann. Soc. Ent. Belg., vol. 35, p. ccclxxv. 

 1891 ; Hmpsn., A.M.N.H. (8), vol. vi, p. 134. 



Female. — Head, thorax, abdomen and legs covered with 

 fiiscous-black (XLYl) hairs on upper- and underside. Fore 

 wing dusky purplish-hlack (LIII), regularly irrorated with 

 •groups of large white scales, each group consisting of three 

 to six or more scales ; the groups are arranged in such a 

 manner as to form transverse interrupted lines which are 

 rather close together ; cilia fuscous-black, darker at base and 

 tlius foruiing a well-defined dai'k line parallel to termen. 



Hind wing rather thinly covered with dusk}^ purplish- 

 black scales ; cilia as in fore Aving. 



Underside of both wings fuscous-black ; on costa of fore 

 wing about six groups of white scales fi-oui one-third of costa 

 to near apex, distance between the spots increased from base 

 towards a])ex. 



Ovipositor long, antimony-yellow (XV), surrounded by 

 .long fuscous-black hairs. 



Exp., female 27'5 nun. 



Hab. — lired from a bag found by the author at Waterval 

 Onder, 'I'ransvaal, emerged on January 9th, 1911. 



The following description is given by Sir G. F. Hampsou 

 (loc. cit.) of the male, which is unknown to me. 



"Wings shorter and comparatively bi-oader ; especially the 

 hind wing; fore wing Avith vein 9, 10 coincident, the white 

 irroration slight, cilia pure white except at tornus ; hind wing 

 with some white in cilia towards apex. Exp. 18 mm. 



Hab. — White river, Johannesburg and Natal." 



Hampson's females were up to 80 mm. expansion. 



(Tymnelema imitata sp. n. PI. XLIII, fig. 9. 



Male. — Head, tho.rax, abdomen and tibia^ covered with 

 tilleul-buff (XL) and drab (XLVI) very long hairs ; fore 

 tarsi white, ringed with fuscous; mid and hind tarsi and 



