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Show 234 MR. M. JACOBY ON PHYTOPHAGOUS COLEOPTERA [Mai*. 6, EURYDEMUS BREVILINEATUS, Sp. 11. Fulvous, the sides of the breast and the knees black ; thorax impunctate, the lateral margins and a central spot black; elytra strongly longitudinally costate, the interstices closely punctured, each elytron with two or three short black stripes at the base and one below the middle ; femora with a tooth. Length 6 millim. Head impunctate, fulvous ; clypeus separated from the face by a shnllow, transverse, bilobed groove, finely punctured ; labrum fulvous, vertex of the head with two small piceous spots ; eyes large, rather closely approached, distinctly notched; antennae slender, fulvous, the terminal joints more or less fuscous, the second joint slightly shorter than the third; thorax twice as broad as long, the sides strongly obliquely narrowed anteriorly, the angles produced into a tooth, the disc entirely impunctate, fulvous, the middle with a short transverse black band, the lateral margins also narrowly black ; scutellum fulvous, its apex broadly rounded ; elytra with a shallow depression below the base, strongly longitudinally costate, the interstices impressed with closely arranged punctures, the space between the second and third, and the fourth and fifth row* oP punctures with a short longitudinal black stripe at tbe base, another stripe is also placed below the middle in a line with the second basal spot, and the lateral margins are likewise more or less marked with black; below and the legs fulvous, the sides of the breast, the knees, extreme apex of tbe tibiae, and tbe first joints of the tarsi black ; all the femora armed with a long tooth. Hab. Chiloango, Congo. (Belgian Mus. Collection and mv own.) Somewhat similarly marked as E. maculipennis Jac, but of double the size, the thorax with a central black spot, and the elytra strongly costate. RHEMBASTUS GEMINATUS, sp. n. Below blackish, above aeneous; the antenna?, tibiie, and tarsi obscure fulvous; thorax closely and strongly punctured ; elytra sub-tylindrical, closely punctate-striate, the punctures often geminate, the last interstice longitudinally costate ; femora with a small tooth. Length 4 millim. Of elongate, subcylindrical shape; the head subremotely and strongly punctured; epistome separated by a narrow transverse groove from the face, closely punctured, its anterior edge deeply emarginate; eyes surrounded by a narrow sulcus; antennae extending to about the middle of the elytra, fulvous, the second and third joints equal; thorax scarcely twice as broad as long, narrowed anteriorly, the sides rounded, the surface closely, evenly, and rather strongly punctured, the lateral portion rather strongly deflexed, invisible if viewed from above ; scutellum broader than long, impunctate; elytra very convex, subcylindrical, not wider at the base than the thorax, with a feeble transverse depression |