LIST OF HOMOPTEROUS INSECTS. 851 







21. ACOCEPHALUS NITIDUS. 



^ Phrynonioi*phus nilidus, Curt. Ent. Mag. i. 194. 

 a—f. England. Presented by F. Walker, Esq. 



^0 22. AcoCEPHALUS SPARSUS. /^ , , p CTV » *^ <^<^ 



Flavus,fusco guttatus ; pectus^ abdomen et -pedes jiava ; alcB anticce 

 albid(E^ fusco guttata ; alee posticce albce. 



Yellow, thinly covered with very minute brown dots: head 

 short, almost as broad as the chest ; crown flat, semicircular in front, 

 slightly concave along the hind border; its length about one fourth 

 of its breadth ; face flat : breast, abdomen and legs pale yellow : 

 fore-wings whitish, dotted with brown : hind-wings white. Length 

 of the body 2f lines ; of the wings 6 lines. 



a. British Guiana. Presented by Sir E. Schomburgck. 



n 23. AcOCEPHALUS obliquus. 



Flavus^ fusco varius ; pedes Jiavi ; pedes postici fusco-Jlavi ; alee 

 anticce subfulvce, fusco varies ; alee posticce limpidce. 



Yellow, mottled with brown : head flat, short-conical, very con- 

 cave on the hind border, almost as broad as the chest, slightly im- 

 pressed on the disk, with a slender, indistinct longitudinal furrow ; 

 its length not more than one-fourth of its breadth ; face flat : shield 

 slightly convex : scutcheon flat, yellow, with a slightly arched trans- 

 verse suture in the middle : legs yellow ; hind-legs partly brown : 

 fore-wings slightly tawny, varied with brown : hind-wings colourless. 

 Length of the body 1^ line ; of the wings 3 lines. 



a. St. James Isle, Galapagos. Presented by C. Darwin, Esq. 



24. AcocEPHALUs .? (Pupa). 



a. Cape. From M. Drege's collection. 



