Mr. R. E. Turner on Fossorial Hr/menopiera. 319 



posterior ocelli twice as far from each other as from the eyes. 

 Mcsonotum shininj^, with scattered punctures, the anterior 

 third closely punctured and clothed wiLli cinereous hairs, 

 which extend on to the pronoturn, and more sparsely ou to 

 the mesopleurfe. Scntellnm smooth and shining. ]\[edian 

 segment strongly longitudinally striated, the space between 

 the striae more tinely transversely striat:id, forming reticu- 

 lations. Abdomen shining, microscopically punctured. 

 Itadial cell very short, on the costal margin about twice as 

 long as the third abscissa of the radius, and not more tiian 

 lialf as long again as the apical margin of the cell; third 

 abscissa of the radius half as long again as the second, but 

 only one-thiid of the length of the second transverse cubital 

 nervure. 



Hah. Nyasaland, Zomba {H. S. Stann\is). 



The colouring of the abdomen is unusual in the genus. 

 I use Jurine's name Dimorpha for tiie genus instead of 

 Astatus, Latr., as to which there is some confusion. 



Notogonia nigricans, AValk. 



Notogonia nigricans, Walk. List of Hymen, in Egypt, p. 21 (1871). $ . 

 Notoqonia sculpturata, Kohl, Ann. Naturh. Hofmus. "\^'ien, vii. p. 12\ 

 (lb92). d. 



There is a co-type of Walker's species in the British 

 Museum. 



Hah. Egypt ; Port Soudan ; Albania; Gibraltar ; St. Vin- 

 cent, Cape Verde Islands. 



Isotogonia palumhuJa^ Kohl. 



Notogonia pahimhula, Kolil, Auu. Naturh. Hofmus. Wien, ix. p. 304 



(1894). 

 Notogonia pnnctipleura, Cam., Sjostedt, Kilimandjaro-Meru Exp. ii. 



p. 285 (1910). d- 



This is merely the tropical subspecies of nigricans ; the 

 pygidial area of the female is narrower. 



IJah. Cameroons ; Kilimandjaro ; Lake Nyasa ; N.E. 

 Rhodesia. 



Isotogonia reticulata, Cam. 

 Leptolarra reticulata, Cam. Ann. & Mag. Nat. Hist. (7) v. p. 31 (1900). 



This is the Indian subspecies of nigricans, differing from 

 the typical form in the rather finer punctures of the raeso- 

 notum. 



