Description of a new genus and four new species of Longicorns

♀. Caput nigrum, inter antennarum tuberculos linea longitudinaliter impressum, in fronte et in vertice pube aureo-fusca tectum; antennarum articulus primus niger, ceteri atro-caerulei. Prothorax, scutellum, elytra, pro-, meso-, et metasternum laete ferruginea, omnino tomento aureo-fusco obsita. Prothorax subtrapezoïdalis , antice valde angustatus, postice angulis late rotundatis, in disco leviter gibbosus. Scutellum magnum, semicirculare. Elytra ad humeros oblique truncata, apicem versus gradatim angustata, ad apicem truncata, suturam versus incurvata partem apicalem abdominis haud obtegentia; singula elytra lineis ternis indistincte elevatis. Abdomen airocaeruleum, pilis minutissimis obtectum; femora anteriora et intermedia, genubus nigris exceptis, ferruginea, femora postica, tibiae et tarsi omnia atro-caerulea. Length 30 mm. (the uncovered portion of the abdomen included), breadth at the shoulders 8 mm., length of the antennae 19 mm.