Aquatic Coleoptera from Pakistan: faunistic and zoogeographical contribution (Coleoptera: Gyrinidae: Dytiscidae: Hydrophilidae) Author Darilmaz, Mustafa C. Faculty of Science and Letters, Department of Biology, Aksaray University, Aksaray, Turkey; Author Ahmed, Zubair Federal Urdu University of Arts, Sciences & Technology, Karachi, Pakistan text Journal of Natural History 2015 2015-07-31 50 149 162 http://dx.doi.org/10.1080/00222933.2015.1059515 journal article 21262 10.1080/00222933.2015.1059515 0278f8af-cfe4-4608-8c4c-61eda0158b7c 1464-5262 3991843 Enochrus ( Methydrus ) esuriens (Walker) Material examined 10 ex. PA1; 1 ex. PA6 Distribution Oriental Region: Bangladesh , China ( Fujian , Guangdong , Hainan , Jiangxi ), India , Indonesia (Borneo, Java , Sumatra , Sunda), Malaysia (Peninsula), Nicobar Is., Philippines , Sri Lanka , Thailand , Vietnam . Palaearctic Region: Bhutan , China ( Hubei , Jiangsu ), Iraq , Japan , Nepal , Pakistan , Saudi Arabia , South Korea . Australian Region: Australia , Fiji , New Caledonia , New Guinea , Solomon Is., Vanuatu ( Hansen 1999 , 2004 ).