A contribution to the genera Plectonotum Gorham and Hyponotum Wittmer, with the description of sixteen new species from Peru (Coleoptera, Cantharidae) Author Constantin, Robert text Papéis Avulsos de Zoologia 2020 Pap. Avulsos Zool., S. Paulo 2020-03-04 60 34 1 27 http://dx.doi.org/10.11606/1807-0205/2020.60.special-issue.34 journal article 10.11606/1807-0205/2020.60.special-issue.34 1807-0205 4637615 27019209-D6C3-47EA-8B16-213EC117A891 Hyponotum macrocephalum sp. nov. ( Figs. 21 , 44 , 87-88 , 113 , 119 ) Type material: Holotype ♂ ( MUSM ): Peru , provincia de Huánuco , túnel de Carpish , lado norte, cabañas del camino viejo, 09°43′S , 76°06′W , 2,700 m , 28.III.2015 , leg. R. Constantin. Description: Holotype . Length 4.4 mm . Head black, the front margin of the clypeus light brown. Mandibles yellow. Antennomeres I-II rusty brown with yellow ventral face, III-XI black. Pronotum, elytra and abdomen black. Legs black, protibiae yellow, tarsi brown. Head as wide as pronotum. Eyes elongate, flattened, feebly convex. Frons flat between the eyes, the surface alutaceous and dull, with dense, thin punctation and sparse, thin whitish setae. Temples long, arcuate, narrowed basally. Antennae slender, as long as three-quarters of the body. Pronotum 1.5 times wider than long. Apical edge right, basal edge feebly bisinuate, lateral edges regularly rounded, apical angles obtuse, basal angle right. Disc wide, moderately convex, separated from the border by a furrow. Lateral borders wider and more explanate than the front and rear borders. Elytra 2.8 times longer than the combined width at the base, not costate, subseriately and strongly punctate, the punctations 1.5 times wider than their intervals, covered with sparse, long ( 0.08-0.1 mm ), whitish setae, obliquely backwards directed. Legs simples. Claws thin, without basal denticles. Abdominal sternite VIII with arched lateral edges, narrowing apically in a short tip. Aedeagus: tegmen elongate, the apico-ventral edge with two long, narrow apophyses. Lateral sclerites narrow, not denticulate. Median lobe with narrow tip.