Tropical Africa in the National Collection. 505 



Semiothisa amandata. 



Macaria amandata, Walker, xxiii, 922 (1861). 

 Macaria anqolaria, Snell., Tijd. v. Ent. (2), vii, p. 81, p]. 6, 

 f. 12, 13 (1872). 



1 ?, Congo (type). 1 $ , Rusisi Valley, 3500 feet (K 

 L. Grogan). 1 % Yelwa Lake, Borgu, N.W. Nigeria. 



Snellen's figure of his type, a male from Lower Guinea, 

 in coll. Snellen, closely resembles Walker's type from the 

 Congo, both upper and under-side. 



Semiothisa siennata. 



Gonodela siennata, Warr., Nov. Zool., vii, p. 95 (1900). 



1 ^, Old Calabar. 1 $, Pt. Lokko, Sierra Leone. 

 The type, a male from Warri, is in coll. Rothschild. 



Semiothisa dentilineata. 



Tephrina dentilineata, Warr., Nov. Zool., vi, p. 309 (1899). 



1 $, Abyssinia. 



The type, a male from Masindi, is in coll. Rothschild. 



Semiothisa sherrata, nov. 



$. Hind-wings shaped as in the Gonodela section of this genus, 

 the pattern of the wings is however more in the resemblance of a 

 Ouharia : head, body, and wings greyish -chocolate colour, collar-ring 

 white ; fore- wings with a white apical patch and a white spot near 

 hinder angle ; both wings with a broad white middle band, edged 

 inwardly with darker chocolate-colour, the space inside the band pale 

 and striated with chocolate, the outer edge of the band bordered by 

 a darker sinuous line rounded inwards to the costa, and the band 

 somewhat contracted towards the abdominal margin of the hind- 

 wings ; on the outer side of the band there are some brown marks on 

 the fore-wings and on the hind-wings two medial square patches 

 with white outer edges ; the outer border pale with striations and the 

 marginal line brown ; on the under-side the body and legs and basal 

 third of wings are yellow, followed by a chocolate band, a broad 

 middle band, and a chocolate discal band ; the outer margin more 

 or less paler greyish-chocolate, leaving the apex of fore-wings and 

 most of the hind-wings white, all the white both above and below 

 more or less striated with chocolate-grey. 



Expanse of wings \f^ inches. 



Hob. Congo (Marsden). 



TRANS. ENT. SOC. LOND. 1904. — PART III. (SEPT.) 33 



