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 Tenagogonus matsudai Miyamoto, 1967 Material examined. – Telaga Tujuh – Air Telaga: 2 females (m a c r o p t e r o u s), K V 6 ; 1 f e m a l e (a p t e r o u s), 2 f e m a l e s (macropterous), HZ1b; 1 male , 1 female (apterous), 1 male , 1 female (macropterous), TAD0613. Temurun Waterfalls: 3 males , 1 female (macropterous), HZL2 . Air Tejun: 1 male (macropterous), 1 female (apterous), HZL10 ; 1 male , 2 females (apterous), TAD0623. Distribution. – Southwestern China , Thailand , Vietnam , and West Malaysia ( Andersen, 1995 , Zettel & Chen, 1996; both sub Limnometra matsudai ).