Hydrotrephes langkawicus, Taxa Only, Exact Match: 2 Treatments

Hydrotrephes langkawicus		sp. nov.	Zettel, Herbert & Tran, A. D., 2009, First Inventory Of The Water Bugs (Heteroptera: Nepomorpha: Gerromorpha) Of Langkawi Island, Kedah, Malaysia, Raffles Bulletin of Zoology 57 (2), pp. 279-295 : 282-284	282-284
Hydrotrephes langkawicus			Zettel, Herbert, ek, Miroslav Papá & Kovac, Damir, 2011, Guide To The Aquatic Heteroptera Of Singapore And Peninsular Malaysia: Vii. Family Helotrephidae, Raffles Bulletin of Zoology 59 (2), pp. 171-179 : 172-174	172-174