A revision of the New Zealand weevil genus Irenimus Pascoe, 1876 (Coleoptera: Curculionidae: Entiminae) Author Brown, Samuel D. J. text Zootaxa 2017 4263 1 1 42 journal article 33101 10.11646/zootaxa.4263.1.1 993d2ddb-2f1b-40a7-8e9e-caf65f5a5f04 1175-5326 572504 78E0852E-F66A-44E4-8798-E5187185C950 Protolobus obscurus Sharp, 1886 Protolobus obscurus Sharp, 1886 :422 Catoptes postrectus Marshall, 1931 :420 new synonym The form of the scales on the dorsum, the heavily scaled gena ventral of the antennal insertions and the broad triangular tooth at the apex of the protibia place Catoptes postrectus in Protolobus . The synonymy with P. obscurus is established based on overall similarity between the type specimens of the two taxa, the differences between which are encompassed within the level of variation from a series of specimens collected near Oamaru, the type locality of C. postrectus .