502 Mr. W. L. Distant on Homoptc 



C ir L R C Y S T A E I A. 



Akamba, gen. nov. 



(J . Head with the front anteriorly and somewliat trian- 

 gvilarly produced, centrally distinctly longitudinally impressed, 

 about as long as vertex, ocelli much nearer to each other than 

 to eyes, lateral margins of vertex a little upwardly reflexcd 

 and discontinuous with margins of front, including eyes a 

 little narrower than base of mesonotum ; pronotum consider- 

 ably shorter than mesonotum, about as long as head, its 

 lateral margins a little convexly sinuate, its posterior angles 

 somewhat strongly ampliate ; abdomen longer than space 

 between apex of head and base of cruciform elevation, sub- 

 globose, with a central dorsal longitudinal ridge, and with a 

 prominent laterally produced nodosity on each side of basal 

 segment, the anterior margin of which is a little convex, but not 

 centrally conically produced ; tympana completely exposed ; 

 anal segment in male largely produced ; rostrum reaching 

 the intermediate coxse ; opercula small, obtusely angulate, 

 placed at each lateral margin, not extending beyond base of 

 abdomen ; tegmina and wings hyaline, the tirst with the 

 second and third ulnar areas shortest, apical areas eight, basal 

 cell about twice as long as broad ; wings with six apical 

 areas; legs somewhat short and slender, anterior femora with 

 one moderately strong spine. 



Allied to Musoda, Karseh, from which it differs by the 

 non-conically produced basal abdominal segment and its 

 laterally produced nodosities on each side, &c. 



Type, A. cetMopica, Dist. 



Akamba cethiopica, sp. n. 



^. Body and legs ochraceous ; ocelli red; pronotum with 

 the margins, a central longitudinal fascia, on each side of 

 which is a short curved discal fascia, and the incisures 

 fuscous brown ; mesonotum with two short central obconical 

 spots, on each side of these a short anterior elongate spot, 

 followed by three long fascige on each lateral area, fuscous 

 brown (these spots and markings are sometimes obsolete) ; 

 posterior abdominal segmental margins red ; tegmina and 

 wings hyaline, the venation ochraceous; tegmina with the 

 costal membrane and postcostal area ochraceous ; abdomen 

 above distinctly, finely, palely pilose ; lateral pilose protu- 

 berances to basal abdominal segment with their margins 



