The family Epimetopidae (Coleoptera: Hydrophiloidea): review of current knowledge, genus-level phylogeny, and taxonomic revision of Eupotemus Author Fikáček, Martin Department of Biological Sciences, National Sun Yat-sen University, No. 70, Lienhai Rd., Kaohsiung 80424, Taiwan; & Department of Entomology, National Museum, Cirkusová 1740 CZ- 19300 Praha & Department of Zoology, Faculty of Science, Charles University, Viničná Author Matsumoto, Keita Department of Life Sciences, Natural History Museum, London, SW Author Perkins, Philip BD, United Kingdom; Author Prokin, Alexander Author Sazhnev, Alexey Author Litovkin, Stanislav CZ- 12844, Praha Author Jäch, Manfred A. text Acta Entomologica Musei Nationalis Pragae 2021 Acta. Ent. Mus. Natl. Pragae 2021-02-03 61 1 1 34 http://dx.doi.org/10.37520/aemnp.2021.001 journal article 10.37520/aemnp.2021.001 1804-6487 5037206 9CB2C16A-E2B7-4C17-A310-D538AA061911 Eumetopus tibialis Ji & Jäch, 1998 ( Figs 14G , 15G, K ) Material examined. THAILAND : RൺඇඈඇǤ: 1 ♀ ( NMPC ): Ban Na env., 9°34′N 98°42′E , K. Majer lgt. Comments. The species was so far only known from northern Thailand . The above specimen from southern Thailand is a female, but corresponds to the paratypes of E. tibialis in all aspects, including the body size and the dorsal sculpture of the elytron.