384 



Ml-. B. P. Uvarov on 



Metasternal lohes separated by a subquadrate interspace. 

 Tympanum serai-open. Elytra developed, but not exceeding 

 tlie liind knees ; mediastiual area with a basal dilatation ; 

 scapular area dilated, especially in the males, extending 

 almost to the apex of elytra ; discoidal area reaching 

 beyond the middle of elytra, parallel ; interulnar area 

 snbequal in width to the discoidal. "Wings hyaline, with 

 normal venation. Hind femora short and thick ; the knee- 

 lobes rounded. Hind tibite very slightly thickened apically, 

 rounded above, bicarinate belo\Y, armed with 8-9 outer and 

 10-11 inner spines ; the lower inner spur almost straight, 

 almost as long as the first tarsal joint, slightly incrassate 

 near the apex, which is short and recurved. Supra-anal 

 plate of the male obtusely triangular, about as long as 

 broad, with the sides slightly convex ; cerci rounded, obtuse, 

 subequal to the supra-anal plate ; subgenital plate siiort, 

 obtusely conical. Subgenital plate of the female much 

 longer than broad, widened posteriorly ; its hind margin 

 Avith an obtuse triangular projection in the middle ; valvae 

 of the ovipositor very short, thick, and obtuse. 



Genotype : Pachycarus stauronolus, sp. n. 



To the same genus belong two more South African 

 species : one of them has been described by W. F. Kirby as 



A, rachycarus stauronotus, sp. u. ; B, P. medius, sp. n. 



Heternjiternis (sic !) pallida, Kirby (Ann. & Mag. Nat. Hist, 

 vol. X. no. 57,1902, p. 241, no. 4), and the other, which 

 has been recorded by Kirby as Calliptamus minor, "Walk. 

 (Trans. Ent. Soc. London, 1902, p. 240), has nothing to do 

 with the genus CalUptamus, and is described below as Pachy- 

 carus intermedius, sp. u. 



