REVISION OF LEUCOSPIDAE 



21 



Outer ventral carina of hind tibia reaching middle (Text-fig. 27) ; in $ fifth tergite 

 very sparsely punctured and about 3 times as long as remaining apical part (Text- 

 fig. 28) which is bluntly acuminate, with epipygium notably shorter than sixth 

 tergite (Text-fig. 19), medially rather sharply carinate; stigmal vein of fore wing 

 arising at very broad angle (Text-fig. 20) ; propodeal plicae high, distinct 



nitidiventris Ducke (p. 26) 



Outer ventral carina of hind tibia confined to basal third; in 9 fifth tergite rather 

 densely punctured, dull, only twice as long as apical part (Text-fig. 32) which is 

 conical, epipygium slightly upturned and longer than sixth tergite, latter bluntly 

 keeled medially; stigmal vein of fore wing at more acute angle; propodeal plicae 

 blunt ......... femorata sp. n. (p. 24) 



Hind coxa dorsally smooth; hind tibia mainly black; dorsellum apically rounded, 

 narrow interspaces between fine punctures smooth and shiny; scutellum sublaterally 

 and posteriorly with smooth interspaces .... sphegoides Walker (p. 26) 



Figs 28-35. Polistomorpha. 28. P. nitidiventris, hind leg and gaster in $ (holotype). 

 29-31. P. conura. 29, hind leg; 30, gaster of 9 m lateral view; 31, gaster of £. 32. 

 P. femorata, gaster of $ and hind leg. 33. P. atrata, hind leg. 34, 35. P. sphegoides. 

 34, hind tibia and tarsus, with claws more magnified, separately; 35, head in dorsal 

 view. 



