OCR Text |
Show 1881.] NEW AFRICAN RHYNCHOTA. 275 termediate tibiae, which is not posteriorly truncated as in P. laminipes, and also in the dilatation of the posterior tibiae, which is outwardly rounded and not sinuated near the apex. The colour is also darker, and the abdominal margin much more widely produced. Fam. PYRRHOCORID.E. ROSCIUS CIRCUMDATUS, n. sp. (Plate XXXI. fig. 4.) Black, apical portion of head, eyes, anterior, lateral, and posterior margins of pronotum, and basal margin of corium ochraceous or testaceous, and two transverse fasciae of the same colour on corium, the first commencing at end of ochraceous basal margin and extending nearly to claval apex, the second extending transversely across near apex, and narrowly continued along inner margin to near claval apex, the two fasciae thus almost enclosing a sublunate space. Body beneath black, posterior margins of prosternum, mesosternum, and metasternum, and three large spots on each side at coxae luteous or creamy-white ; abdomen with the first three segments and apical margins of the fourth, fifth, and sixth segments more or less luteous or testaceous. Legs black, trochanters reddish. Rostrum reaching fourth abdominal segment. Antennae black ; first, second, and fourth joints subequal in length, third shortest. Long. 19 millims. Hab. Isubu, Calabar. This species is allied to R. quadriplagiatus, Schaum, but differs in the much more obscure and less deeply incised transverse incision to the pronotum ; the body is also broader, of a different colour beneath, and with the marking of the corium distinct. This would appear to be the R. quadriplagiatus, var. ?, Walk. (Cat. Het. v. p. 173. 3), from Congo. Walker, it is allowed by all who follow him, had no reticence in describing species ; and the only reason for his not doing so in the present case appears to be, that, at the time of his writing, he had not seen Schaum's species, which is likewise confined to East Africa. DYSDERCUS ANTENNATUS, n. sp. (Plate XXXI. fig. 5.) Head sanguineous. Antennae black, apical joint with basal half creamy-white, base of first joint spotted with sanguineous ; first joint a little longer than the second, third shortest. Pronotum pale luteous, anterior portion black, posterior with a transverse central black fascia, lateral margin sanguineous, anterior margin pale luteous. Scutellum black. Corium ocbraceous, thickly, finely, and darkly punctate, with a broad black claval fascia, and outer margin creamy white. Membrane black, with the basal angle obscure ochraceous, and the apical margins creamy white. Head beneath sanguineous; sternum black, anterior margin of prosternum, posterior margins of prosternum, mesosternum, and metasternum, and a large spot near coxae levigate creamy white, lateral margins of prosternum sanguineous. Abdomen creamy white • with the transverse margins of the first four segments and the whole |