neiv species of African Lepidoptera. 93 



Genus Metarctia, Walk. 



M. iNCONSPicuA, sp. nov. 



(?. Antennae, head, collar, and abdomen, light reddish brown, brightest 

 upon collar. The tegulae and the upper surface of the thorax are darker 

 brown, without the reddish cast. The upper surface of the anterior wings is 

 of the same colour as the upper side of the thorax. The posterior wings are 

 pale creamy grey, shading on the inner margin into luteous. The under side 

 of both wings is pale ashen grey, tinged with luteous upon the costae. Expanse 

 of wings, 30 mm. 



Described from one specimen in the collection. This insect 

 is represented in the collection of Mr. Herbert Druce by a male 

 and female specimen from the Congo. 



Family LIPARID^, Boisd. 

 Genus Leugoma, Steph. 



L. TAVETENSIS, Sp. nOV. 



<?. Head pale luteous. Antennas, legs, and body, pale grey. The wings 

 on both surfaces are white, shading into pale grey on the costa upon the 

 upper surface of the primaries. The edges of the costa and the fringes of the 

 wings upon the under side are very narrowly pure white. The wings are 

 immaculate, save that at the end of the cell in the primaries there are two 

 minute black spots, visible only upon the upper surface. Expanse of wings, 

 40 mm. 



Hab. Taveta. 



Family LASIOCAMPID^, Harris. 

 Genus Stibolepis, Butl. 



S. ATOMARIA, sp. nOV. 

 (J . Front reddish. Collar, patagiae, and upper side of thorax, grey. 

 Legs and under side of thorax, and upper and under side of abdomen, 

 ochreous. The wings are uniformly light grey upon the upper side, and are 

 thickly sown with dark scales, producing a " salt and pepper " effect. There 

 are faint bands upon the costa of the primaries near the base, and upon the 

 limbal area, produced by the massing of the dark scales in lines. The 

 margin is very narrowly dark grey, fringes uniformly pale ashen. The under 

 side of the wings is uniformly pale grey, shading into pale ochreous near the 

 base. The wings are thickly dusted over with dark scales upon the outer 

 half and on tlie costa. These scales are so arranged just beyond the cell as to 

 present the appearance of four or five faint and narrow bands. The anterior 

 wing near the base and below the cell has very few markings. Expanse of 

 wings, 55 mm. 



Hab. Taveta. 



Family LIMACODIDiE, Boisd. 



Genus Cosuma, Walk. 



C. marginata, sp, nov. 



^ . Antennae, head, and body, dark olivaceous. TJ;px)cr side. — Anterior 



wings pale olivaceous, and the posterior wings still paler. Both wings have 



a silky lustre. There is a well defined, round, cream-coloiu'ed mark at the 



end of the cell of the primaries. The margins are very narrowly stramineous, 



the border being interrupted by the darker nervules. The fringes are of the 



