Laccophilus tobaensis Brancucci, 1983 (Figs. 15, 33) Laccophilus tobaensis Brancucci, 1983: 255 (original description). Type locality. Indonesia, Nord Sumatra, Samosir, Toba-See. Material examined. 1 specimen. INDONESIA: Sumatra: 1 male, NW Sipirok, Hutaimbaru, 4 February 1991, coll. M.A. Jäch (NHMW). Diagnosis. Medium sized, broadly oval species (body length 4.4–4.5 mm). Elytra with subbasal testaceous band divided longitudinally into separate spots (Fig. 15). Apical part of median lobe rather short, almost subparallel; in lateral view with dorsal side only very slightly curved (Fig. 33). Distribution. The species was described and is so far known only from northern Sumatra (Brancucci, 1983) (Fig. 41).

Published as part of Hájek, Jiří & Brancucci, Michel, 2015, A taxonomic review of the Oriental Laccophilus javanicus species group (Coleoptera: Dytiscidae), pp. 309-326 in Raffles Bulletin of Zoology 63 on page 324, DOI: 10.5281/zenodo.5385198