Adephagous water beetles (Coleoptera: Gyrinidae, Haliplidae, Noteridae, Dytiscidae) of Yemen and Dhofar region (Oman) with description of a new Hyphydrus from Socotra Island Author Hájek, Jiří Department of Entomology, National Museum, Cirkusová 1740, CZ- 193 00 Praha 9 - Horní Počernice, Czech Republic; e-mail: jiri _ hajek @ nm. cz Author Reiter, Antonín South Moravian Museum in Znojmo, Přemyslovců 8, CZ- 669 45 Znojmo, Czech Republic; e-mail: reiter @ znojmuz. cz text Acta Entomologica Musei Nationalis Pragae 2014 2014-12-30 54 63 99 journal article 10.5281/zenodo.5314766 0374-1036 5314766 2111ED80-A550-4F9A-ADBF-8D663E692ADC Copelatus pulchellus (Klug, 1834) (Fig. 30) Material examined. YEMEN : SOCOTRA ISLAND: 1J 2♀♀ , Dixam plateau, Sinhin area, 12°31ʹ08ʺN , 53°59ʹ09ʺE , 812 m , 1.–2.xii.2003 , J. Farkač leg.; 5 JJ 5 ♀♀ , Dixam plateau, Dixam lake, 12°31ʹ23ʺN 53°57ʹ12ʺE , 1000 m , 12.v.2004 , A. Reiter leg.; 4 JJ 6 ♀♀ , Al Haghier Mts. , wadi Madar , 12°33.2ʹN , 54°00.4ʹE , 1180–1230 m , springs, 12.–14. xi.2010, J. Hájek leg. (all NMPC ). Notes. Matt females with striolate whole surface of elytra prevail in Socotra (Fig. 30) – the form was described by SHARP (1882) from Mesopotamia as a separate species under the name C. strigulosus , but later synonymised with C. pul- Fig. 30. Copelatus pulchellus (Klug, 1834) , female chellus by BALFOUR- BROWNE (1939). habitus. Habitat. Collected in small pools of temporary stream, and in the littoral zone of larger permanent pool. Distribution. A species occurring most probably in entire Sub-Saharan Africa, the Arabian Peninsula and Iraq ( GUIGNOT 1961 ). First record from Yemen ( Socotra Island ). Dytiscinae