First Inventory Of The Water Bugs (Heteroptera: Nepomorpha: Gerromorpha) Of Langkawi Island, Kedah, Malaysia Author Zettel, Herbert Author Tran, A. D. text Raffles Bulletin of Zoology 2009 2009-08-31 57 2 279 295 journal article 10.5281/zenodo.5342032 2345-7600 5342032 Rhagovelia sumatrensis Lundblad, 1933 Material examined. – Telaga Tujuh – Air Telaga: 2 females (macropterous), HZL1 a; 1 male , 1 female (macropterous), HZL1 b. Temurun Waterfalls: 1 female (apterous), KV3. Durian Perangin: 6 males , 3 females (macropterous), HZL5 . Stream near road linking Padang Gaong Rd to Makam Mahsuri Rd: 1 female (apterous), HZL9 . Distribution. – From India to southeastern China and Lombok in Indonesia ( Zettel, 2000b ).