Taxonomy of the Oriental genus Bolbochromus: a generic overview and descriptions of four new species (Coleoptera: Geotrupidae: Bolboceratinae) Author Krikken, Jan Author Li, Chun-Lin text Zootaxa 2013 3731 4 495 519 journal article 10.11646/zootaxa.3731.4.4 26facfec-e615-4814-88c5-c966fcbc9efc 1175-5326 248259 2066C0D1-2ED6-41EB-AF3C-3DAB58EA1718 Bolbochromus ( Bolbochromus ) hirokawai Ochi, Kon , & Kawahara, 2010 Identification. A variable species, the colour of the pronotum and elytra ranging from glossy orange to black, but without a distinct pattern (as, for instance, in B. catenatus and B. mindanaicus ). Head punctate-rugulate, with small cone between the eyes; clypeus apicomedially protuberant. Parameres distinct, elongate-oval, adorned with set of setae. Eye foramina small (in full-face view), due to broad, arcuate eye canthi. Elytra with 7 striae between suture and humeral umbone. Anterolateral angle of pronotum (full-face view) distinct, obtusely angular. Larger than B. mindanaicus , body length 9.0– 11.5 mm . This is a species not seen by us, but the original description, well illustrated, is very useful for identification. Distribution. Philippines : Negros