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Show 1889.] INSECTS FROM MOUNT KINIBALU. 391 limbo transversim rugulato. Pedes nigro-nitidi, femoribus anticis ochraceis, tibiis 4 posticis extus medio unispinosis. Processus mesosternalis tuberculiformis. o"? Tibice anticce acute tridentatee; intermedice rectee, apice extus unispinosee; posticee apice extus sat longe laminato-productee, laminee apice recurvato dilatato angulisque dentatis, calcari interiore curvato et late ensiformi. Long. 20 millim. T w o examples of the same sex, apparently males. LONGICORN i A. KINIBALUA, nov. gen. 3 . Gen. Dorycerse ( White) et Oinmatomeno (Higgins) proxime affinis. Corpus mediocriter elongatum, subtiliter sericeo-pube-scens. Oculi maximi, supra fere contigui (linea impressa solum separati), subtus approximate Mandibufce sicut in Dorycera, sed apice subito curvatee; palpi articulo apicali cylindroido, obtuse truncato. Antennce corpori longitudine subcequales, scapo cur-vato- clavato, articulis 3"-9m (ceeteris desunt) valde compressis, angulis apicalibus acutis intus productis, subtus planis opacis, supra intus paullo dilatatis ibique late haud profunde sulcatis, subtiliter porosis, opacis. Thorax latissimus et brevissimus, utrinque valde tridentatus, dentibus 2 anterioribus basi conjunctis, 2d° retrorsum curvato. Elytra lateribus paullulum rotundatis. Tibice sat tenues, compressce, apice extus acutce productce. Prosternum apice parum productum, conicutn. Metastemi episterna postice haud angustata. The only Malayan genus of Prionidae of the subgroup to which the present species belongs is Emphiesmenus (Lansberge),founded on a Sumatran species, and differing from Liinibalua essentially in the structure of the antennse, which in our genus closely resembles that of the West-African genera Dorycera and Ommatomenus. In these latter, however, the scape is quite different in form, being very short, thick, quadrate (subglobular in Dorycera), as m Acanthophorus, whilst that of our new genus is more elongate and curved. In this respect it resembles the South Chinese genus Cnethocerus, belonging to the same subgroup. KINIBALUA MEGALOPS. Cinnamomeo-fusca, supra dense breviter fulvo-pubescens, pectore densius et longius vulpino-rufo piloso ; thorace supra incequali: elytris subtiliter crebre punctulatis, lateribus longitudinaliter parum distincte sulcatis, apice late rotundatis, angulo suturali breviter dentiformi: ventro glabro, polito. Long. 30 millim. 3. A single (male) example. ZONOPTERUS MAGNIFICUS. Nigro-velutinus, elytris fascia lata flava, antennis articulis 4°- 11"' et 3" apice aurantiaco-flavis, abdomine chcdybeo-nigro, segmentis l°-4m apice fascia pubesceuti argentea ornatis, coxis |