Proceedings of the United States National Museum . Centrali-Americana. Insecta, Coleoptera,Curculionidae: Apioninae, vol. 4, pt. 3, p. 56, 1890. Description: Length, to mm. Moderately robust. Black; elytra dull with bluish luster, prothoraxmore shining; pubescence conspicuous, fine, white, sparse, coarser anddenser on sides of mesothorax and metathorax. Male beak slightlyshorter than head and prothorax, slightly curved, basal third stoutlycylindrical, abruptly attenuate to basal two-fifths, nearly cylindricalto apex) in dorsal view middle about two-thirds as wide as base;sparsely, fi
Proceedings of the United States National Museum . Centrali-Americana. Insecta, Coleoptera,Curculionidae: Apioninae, vol. 4, pt. 3, p. 56, 1890. Description: Length, to mm. Moderately robust. Black; elytra dull with bluish luster, prothoraxmore shining; pubescence conspicuous, fine, white, sparse, coarser anddenser on sides of mesothorax and metathorax. Male beak slightlyshorter than head and prothorax, slightly curved, basal third stoutlycylindrical, abruptly attenuate to basal two-fifths, nearly cylindricalto apex) in dorsal view middle about two-thirds as wide as base;sparsely, finely punctate, basal third very sparsely pubescent. Femalebeak a little longer than head and prothorax, slightly deflexed at apicaltwo-thirds; in dorsal view stoutly cylindrical at basal fifth, abruptlyattenuate to basal two-fifths, cylindrical to apex; in lateral view atten-uating from base to slightly distad of antennal msertion, at middletwo-thirds as wide as base; basal fifth sparsely pubescent, dull, apical SUBGENUS TRICHAPION KISSINGER 367. Figure 16.—a-d, Apion mediocre Sharp: a, entire dorsal view of male; h, lateral view ofhead and prothorax of male; c, lateral view of head and prothorax of female; d, mucro oftibia 3 of male, e, f, A. oblitum Smith: e, lateral view of head and prothorax of male;/, mucro of tibia 3 of male. Line equals mm. four-fifths shining, glabrous, very finely, sparsely punctate. Antennaeinserted at distance from eye slightly less than width of frons, atbasal fifth of beak; first segment slightly shorter than next three;second segment shorter than next two; club by mm. Eyesmoderately prominent; frons narrow, about as wide as dorsal tipof beak, with slight median depression and a lateral row of coalescedpunctures. Prothorax at base one-fourth wider than long, middleslightly narrower than base, apex three-fourths as wide as base; sidesslightly expanded laterally at base, slightly diverging to middle,rounded to constricted apex; in pr
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
