&16 HEMIPTERA, 



2. ACANTHOCORIS acutus, n. s. 



A. praecedenti valde affinis, humeris acutioribus j tibiis 

 lineari-compressis, margine externo vix denticulate. < . 

 Long. lin. 5|-6. 



a. China. Presented by G. T. Lay, Esq. 

 b. . From Mr. Children's Collection. 



3. ACANTHOCORIS fasciculatus. 



Coreus fasciculatus, Fab. E. S. iv. 130. 14 (1794) # S. R. 197. 



27 (1803). 



Crinocerus grylloides, Burm. Handb. ii. 319. 5 (1835). 

 Crinocerus aper, Germ. Silb. Rev. Ent. v. 149. 66 (1837). 

 Stoll, Pun. pi. 16. fig. 114. 



a. S. Africa. Presented by Dr. Andrew Smith. 



4. ACANTHOCORIS obscuricornis, n. s. 



A. praecedenti affinis ; humeris minus prominentibus, subrotun- 

 datis ; antennis nigro-fuscis, hirtis, articulo ultimo luteo, basi 

 fusco. cf . 

 Long. lin. 6. 



Resembles the preceding species. Dark brown, opaque, hairy, 

 rough, but not tubercular, except on the legs. Head and thorax 

 with a whitish central longitudinal line ; the latter with the 

 lateral angles less prominent and less strongly denticulated, 

 somewhat rounded. Scutellum blackish, with a whitish central 

 line. Membrane of the elytra dark brown. Anterior and inter- 

 mediate thighs tubercular ; anterior tibiae somewhat compressed, 

 with four teeth on the outer margin ; posterior thighs very thick, 

 hairy, slightly tubercular, and with a short spine at the apex 

 above, nearly unarmed beneath; posterior tibiae compressed, 

 dilated, narrowed towards the apex, and with the inner margin 

 unequally denticulated. Antennae with the first three joints 

 blackish brown, hairy ; the basal joint somewhat tubercular ; 

 third joint cylindrical; fourth joint yellow, brown at the base, 

 clothed with short fine hairs. 



a. Sierra Leone. Presented by the Rev. D. F. Morgan. 



t Third joint of the antennce more or less dilated at the apex or 

 spatuliform. 



5. ACANTHOCORIS asper, n. s. 



A. fuscus, opacus, hirsutus, fasciculato-tuberculatus ; thoracis 

 lateribus spinosis, humeris prominentibus, truncatis ; elytrorum 



