Aquatic Coleoptera of North Oman, with description of new species of Hydraenidae and Hydrophilidae Author Ribera, Ignacio Institute of Evolutionary Biology (CSIC-Universitat Pompeu Fabra), Passeig Maritim de la Barceloneta 37, E- 08003 Barcelona, Spain; Author Hernando, Carles P. O. box 118, E- 08911 Badalona, Catalonia, Spain; e-mail: leptotyphlus @ gmail. com Author Cieslak, Alexandra Institute of Evolutionary Biology (CSIC-Universitat Pompeu Fabra), Passeig Maritim de la Barceloneta 37, E- 08003 Barcelona, Spain; text Acta Entomologica Musei Nationalis Pragae 2019 2019-06-24 59 1 253 272 journal article 8140 10.2478/aemnp-2019-0021 726682f3-9eac-4961-ac4d-d8b8679e8211 1804-6487 4488950 ABBA2B4F-8B60-41E2-B80B-45861F974B23 Copelatus antoniorum Hájek & Brancucci, 2011 Published records. HÁJEK & BRANCUCCI (2011) . Figs 8–13. Some of the sampled localities in north Oman. 8 – Loc. No. 8: wadi Bani Ghafir; 9 – Loc. No. 9: residual pools in wadi Indam; 10 – Loc. No. 11: residual pools in wadi; 11 – Loc. No. 12: Qalhat, residual pools in wadi; 12 – Loc. No. 13: marsh next to Bamah; 13 – Loc. No. 14: residual pools in wadi Al-Mayb. See Table 1 for details on the localities, and Fig. 1 for their geographical location. Material examined. Loc. 6: 1♁ 1♀ (designated as paratypes , deposited in the IBEB , ZSM ) ( HÁJEK & BRANCUCCI 2011 ). Notes. We found the specimens in company of Copelatus gestroi (Sharp, 1882) , in residual pools in the low reach of a wadi with some water running through filtration, a habitat very similar to those reported in the original description ( HÁJEK & BRANCUCCI 2011 ).