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 Agabus ( Gaurodytes ) biguttatus (Olivier, 1795) Material examined. YEMEN : SANA’ A GOV.: 1 J 2 ♀♀ , 5 km SW Matnah vill., 15°13.7ʹN , 43°59.7ʹE , 2750 m , stream, 19.xi.2010 , J. Hájek leg. ( IBEB , NMPC ). Habitat. Collected under stones in a mountainous stream densely covered with filamentous algae ( Fig. 4 ). Distribution. Widely distributed and common species in the whole Western Palaearctic, from the Canary Islands to north-west China (cf. NILSSON & HÁJEK 2013 ). First record from Yemen . Colymbetinae