First record and new species of the genus Calambus Thomson (Coleoptera Elateridae, Dendrometrinae) from Taiwan Author Arimoto, Kôichi text Zootaxa 2020 2020-09-21 4853 1 42 50 journal article 8430 10.11646/zootaxa.4853.1.2 067e9fe1-910c-42f8-829f-ded1324ff8b0 1175-5326 4410313 6D8FBF75-C96D-4B70-8BC6-BDB2C920C440 Tribe Prosternini Gistel, 1856 Included genera from Taiwan . Five genera: Actenicerus Kiesenwetter, 1858 ; Calambus Thomson, 1859 ; Corymbitodes Buysson, 1904 ; Gnathodicrus Fleutiaux, 1934 ; Taiyaru Kishii, 1993 . An identification key to the genera of the tribe Prosternini in Taiwan 1. Pronotum shorter than wide or as long as wide, without median longitudinal depression; elytral outmost interval narrowly extending sideways, forming flat plate.................................... Calambus Thomson, 1859 - Pronotum longer than wide, with median longitudinal depression; elytral outmost interval simple................... 2 2. Antennae distinctly serrate from antennomere IV; scutellar shield with anterior margin emarginated, with side narrowed medially......................................................................... Gnathodicrus Fleutiaux, 1934 - Antennae distinctly serrate from antennomere III; scutellar shield with anterior margin almost transverse or broadly rounded, with sides almost parallel medially....................................................................... 3 3. Pronotum with vestige of sublateral incision near hind angles; apices of elytra rounded....... Corymbitodes Buysson, 1904 - Pronotum with subapical incision near hind angles; apices of elytra rather transverse................................ 4 4. Hind angles of pronotum with carina; legs simple.................................... Actenicerus Kiesenwetter, 1858 - Hind angles of pronotum without carina; legs elongate, well developed............................ Taiyaru Kishii, 1993