The genusMetapocyrtusHeller, 1912 is the most speciose and taxonomically complex genus in the tribe Pachyrhynchini. It is known to be endemic in the Philippines, with most species having a very narrow range of distribution. There are already more than 230 species ofMetapocyrtusdocumented in the Philippines.Metapocyrtus dagtumsp. nov., a new species of the genusMetapocyrtusHeller, 1912 from Davao de Oro, Mindanao Island, Philippines, is described with brief notes about its ecology. Its specific epithet is from the Cebuano word “dagtum” which means pitch black referring to the colour of the integument of the species.