OCR Text |
Show 1880.] PHYTOPHAGOUS COLEOPTERA. 177 22. (EDIONYCHIS QUINQUEMACULATA, sp. nov. (Plate XVIII. %. 7.) Elongate, widened behind. Black ; clypeus, thorax, and elytra fulvous, the latter with five elongate black spots (3, 2). Length 4 lines. Hab. Chanchamayo, Peru. Head longer than broad, attenuate, black, impunctate; encarpae and carina rather flattened ; clypeus fulvous or testaceous; antennae filiform, basal joint slender, second rather longer than usual, third and fourth joints subequal, black, the base of the first three joints obscure fulvous. Thorax about two and a half times as broad as long, sides flattened, lateral margins moderately rounded, anterior angles produced into rather long acute teeth ; surface entirely impunctate. Scutellum black. Elytra obsoletely impressed below the base, widened posteriorly, very finely punctate, in some specimens almost disappearing, fulvous ; an elongate short streak at the humeral callus, a triangular spot surrounding the scutellum, and two other elongate sublateral spots near the apex black. Underside and legs black. In m y collection. 23. ( E D I O N Y C H I S B I N O T A T A , sp. nov. (Plate XVIII. fig. 8.) Elongate. Black below ; above yellowish grey; antennae, disk of the thorax, and two large patches near the apex of the elytra black. Length 3 lines. Hab. Amazons. Base of head swollen, impunctate, a spot behind each eye black; antennae long, filiform, first three joints pale testaceous below, the rest black, second joint short, the others very nearly equal in length. Thorax convex at the disk, sides depressed and flattened, anterior angles thickened but not produced; surface smooth, impunctate, black, the sides yellowish grey. Scutellum fuscous. Elytra elongate, parallel, moderately convex, very finely and closely punctured, of a pale yellowish grey; each elytron with an elongate large black patch below the middle, not touching the margins nor the apex. Underside and legs black. Type in m y collection. 24. ( E D I O N Y C H I S T R E D E C I M - M A C U L A T A , sp. nov. Ovate, dilated posteriorly. Fulvous ; antennae, first four joints excepted, black; elytra fulvous, with thirteen black round spots (3,4,4,2). Length 2\ lines. Hab. Mexico. Head rather flattened, impunctate ; antennae as long as half the body, third and fourth joints of equal length, four basal joints fulvous shining, the rest black, pubescent. Thorax with the posterior margin rounded and produced in the middle, the sides rounded and flattened, and the anterior angles acute, but scarcely produced ; surface impunctate, fulvous, stained with piceous. Scutellum black. Elytra closely punctate, the interstices subrugose, |