On Sdulli African Grasshoppers. 90 



18. Tantalus thai annamensis, subsp. n, 



Tjikc T. t. thai, Kloss *, of Westeru Siaui, but smaller 

 and (laiker. 



Pelage spineless ; above a grizzle of black and buff or 

 oeliraecous bnft*, much duller and more blackened than in 

 7'. /. thai; liml)s and sides of head greyish; belo^v deep 

 neutral grey, the iiairs with white tips, the clfcct Ijeing 

 silvery. Feet white. Tail dark above, pale beneath. 



Type. — Adult male (skin and skull), collected at Dalat, 

 Langbian Plateau, South Aunam, 4500 ft., on 11th April, 

 1918, by C. Boden Kloss. No. 3391/CBK. 



Specimens examined. — Three from the type-locality. 



For measurements see table on p. 98. 



VI. — Oil some new or little-known South African Grass- 

 hoppers. By B. P. UvAKov, F.E.S., Assistant Entomologist, 

 Imperial Bureau of Entomology. 



The present paper includes descriptions of a number of new 

 or insufficiently known short-horned grasshop[fers from the 

 collection sent to the Imperial Bureau of Entomology by 

 the Division of Entomology, Pretoria, and l)y Prof. J. C. 

 Faure, of the Transvaal University College "j", as well as of 

 one new genus found amongst a small^ but very interesting, 

 lot sent by Dr. Ch. K. Brain, of the Agricultural College, 

 Stellenbosch. 



All the types are preserved in the British Museum, while 

 paratypes of species represented by more than a couple of 

 specimens have been returned to the Division of Entomology, 

 Pretoria, and to the Transvaal University. 



Subfamily CATAyiopiNji. 



Pretoriana, gen. uov. (Fig. 1.) 



? . Rather closely related to the genera Ischnacrida, Stal, 

 and Rha/iiphacrida, Karsch. Antennae feebly ensiform, dis- 

 tinctly but not strongly flattened ; each of the joints of the 



* .louvu. Nat. Ili3t. Sue. Siam, ii. 1917, p. 272; iii. 1918, pp. 63, 71. 

 t See mv previous p.aper on the dame collection in Ann. & Mag'- Nat, 

 Hist. (9) viii. pp. 3G9-392, October 1921. 



7* 



