| Page last updatedWed 1 October 2025
 | The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win! 
					Search the database pages: 
 Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Pseudodontini | Pseudodontina | Pseudodon species Pseudodon vagulus (Fischer, 1891): specimens3 available nominal species synonyms (4 total synonyms)
 Recent Taxonomic OpinionsPseudodon cambodjensis — IUCN (2011)Monodontina cambodjensis — Bolotov et al. (2020)
 Pseudodon vagulus — Bolotov et al. (2023), Zieritz et al. (2024), Jeratthitikul et al. (2024), Jeratthitikul et al. (2025), Konopleva et al. (2025)
 RangeMekong Basin, Cambodia, Laos, and Thailand. Map of Georeferenced Specimens
 
 Cambodia|  UMMZ_304350
 Pursat River, just downstream (north) of Highway 5 bridge, Pursat City, Cambodia
 | 
 
 Thailand|  UF_507452
 "Tha Uthen". Deein-1. 17.57575, 104.60350
 |  UF_507808
 Chanot Creek at bridge W of Ban Phon Kho. TH16-41. 17.226, 104.744
 |  UF_507487
 Chi River downstream of HWY 225 in Talat Raeng. JMP17-37. 15.76964, 101.81476
 |  |  UF_507483
 Chi River off of Hwy 202 in Lat Yai. JMP17-36. 15.75328, 102.25225
 |  SMF_319339
 Kambodja [incorrect]: River Lam Choen West of Kon Kean
 |  UF_507746
 Luang River at bridge N of Ban Sam Phrao on Rt. 2410. TH16-23.  17.456, 102.881
 |  |  SMRL_2423
 Maenam Choen 44 km W. Khon Khaen, Thailand
 |  UF_507613
 Mun River. TH15-04. 15.31534, 103.62985
 |  UF_507622
 Pao River, trib. of Chi River at Rt. 214 bridge; Mun River drainage. TH15-06. 16.34022, 103.57584
 |  |  UF_507477
 Plai Mat River off HWY 2226/2175 in Tha Lat. JMP17-34. 15.28664, 102.68528
 |  BMNH_1874-12-11-3
 Siam
 |  UF_507763
 Songkhram River at bridge W of Ban Na Si Nuan on Rt. 2281. TH16-30. 17.729, 103.411
 |  |  UF_507636
 Songkhram River at confluence with Mao River. TH15-11. 17.70202, 104.25579
 |  UF_507643
 Songkhram River at confluence with Yam River. TH15-12. 17.70906, 104.07671
 |  UF_507630
 Songkhram River at Rt. 2390 bridge. TH15-10. 17.67602, 104.28566
 |  |  UF_507790
 Songkhram River near confluence with Un River at bridge N of Ban Si Songkhram. TH16-33. 17.634, 104.246
 |  SMRL_5938
 Suphanburi, Supanburi town, Thailand
 |  UF_381375
 Thailand, Nakhon Phanom Province, muddy bank of Songkhram River, near town of Si Song Khram, 17.6252°, 104.2426°
 |  |  SMF_319340
 Thailand: Maenam Songkram at Wanonnivat, Prov Sakon Nakon
 |  ANSP_H19053
 Thailand: Songkram River at Wannonivat [= Wanon Niwat], Sakon Nakon Prov.
 |  UF_507805
 Thuai River at Rt. 212 bridge S of Tha Uthen. TH16-39. 17.562, 104.609
 |  |  UF_507779
 Un River at bridge approx. 3 km E of Ban Na Wha. TH16-32. 17.480, 104.129
 |  UF_507770
 Un River at Rt. 222 bridge [error - Pla Hang at Rt 222 bridge] TH16-31. 17.443, 103.728
 | 
 Georeferenced Genbank Vouchers
 CambodiaUMMZ_304350. (16S: KF011262, 28S: KP795011, COI: KP795028, ND1: KF011253, go to Genbank) Pursat River, just downstream (north) of Highway 5 bridge, Pursat City, Cambodia. |