Tropical Africa in the National Collection. 525 



Genus Hyalornis, Warr., Nov. Zool,, i, p. 445 (1894). 



Dioptrochasmay Karsch, Ent. Nachr., xxi, p. 378 

 (1895). 



Hyalornis docta. 



Focilla docta, Scbaus and Clem., Sierra Leone, p. 39, pi. 3, 



f. 15 (1893). 

 Hyalornis docta, Warr., 1. c. 

 Dioptrocliasma sphingcda^ Karsch, 1. c, pi. 4, f. 10. 



1 $, Sierra Leone {Clemens). 



Karsch's type came from the Cameroons. 



Genus Plegapteryx, Herr.-Schiiff., Ausser. Schraett., p. 76 

 (1855). 

 Syndetodes, Warr., Nov. Zool, ix, p. 585 (1902). 



Plegapteryx anomalus. 



Plecjapteryx anomalus, Herr.-SchafF., 1. c, f. 462-463. 

 Plegapteryx partita, Holland, Ent. News, 1893, p. 173. 

 Syndetodes segmentata, Warr., 1. c. 



2 $, Sapele, River Niger. 



Holland's type from the Ogove River is in coll. Holland, 

 and Warren's type from Ogrugu, River Niger, is in coll. 

 Rothschild ; it seems to be a widely-spread species, there 

 being two males in the National Collection from Natal. 



Plegapteryx fasciata, 



Plegapteryx fasciata, Holland, Ent. News, 1893, p. 172, 

 pi. 9, f. 6. 



1 ^, Ogove River {Holland). 



The type, a male from the same locality, is in coll. 

 Holland. 



Genus Hemicopsis, nov. 



$ . AntennjB bipectinated, stalk thick and strong towards base ; 

 hind tibiije with two pairs of spurs, the inner ones long; pectus and 

 fore femora with rough hairs ; palpi upturned, well clothed, last joint 

 minute ; body stout ; fore-wings with the costa nearly straight, apes 

 acute, outer margin rounded; hind-wings with the outer margin at 

 first rounded, but it has two excisions between vein 3 and the anal 

 angle ; fore-wings with vein 7 absent, 8, 9 and 10 stalked, 11 from the 



