Page last updated
Thu 3 September 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!

Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Pseudodontini | Pseudodontina | Pseudodon

species Pseudodon mekongi (Bolotov, Konopleva, Vikhrev, Gofarov, Lopes-Lima, Bogan, Lunn, Chan, Win, Aksenova, Tomilova, Tanmuangpak, Tumpeesuwan & Kondakov, 2020): specimens
     4 available nominal species synonyms (7 total synonyms)

Recent Taxonomic Opinions

Monodontina laosica — Bolotov et al. (2020), Graf & Cummings (2021), Konopleva et al. (2021), Jeratthitikul et al. (2021)
Monodontina mekongi — Bolotov et al. (2020), Graf & Cummings (2021), Konopleva et al. (2021), Jeratthitikul et al. (2021), Konopleva et al. (2023), Dai et al. (2023)
Monodontina mekongii [sic] — Zieritz et al. (2021)
Monodontina vondembuschiana laosica — Konopleva et al. (2023)
Pseudodon vondembuschianus laosica — Bolotov et al. (2023), Jeratthitikul et al. (2024), Jeratthitikul et al. (2025)
Pseudodon mekongi — Bolotov et al. (2023), Wu et al. (2024), Liu et al. (2024), Wu et al. (2024), Dai et al. (2024), Dai et al. (2025), Konopleva et al. (2025), Chen et al. (2025), Zieritz et al. (2026), Campbell & Lydeard (2026)
Monodontina vondembuschiana tapienica — Konopleva et al. (2023)
Pseudodon vondembuschianus tapienica — Bolotov et al. (2023), Jeratthitikul et al. (2024), Jeratthitikul et al. (2025)
Monodontina vondembuschiana thasaenica — Konopleva et al. (2023)
Pseudodon vondembuschianus thasaenica — Bolotov et al. (2023), Jeratthitikul et al. (2024), Jeratthitikul et al. (2025)
Pseudodon vond. laosica — Zieritz et al. (2024)
Pseudodon mekongii [sic] — Zieritz et al. (2024)
Pseudodon vondembuschianus mekongi — Jeratthitikul et al. (2024), Jeratthitikul et al. (2025)
Pseudodon vond. tapienica — Zieritz et al. (2024)
Pseudodon vond. thasaenica — Zieritz et al. (2024)
Pseudodon v. laosicus — Konopleva et al. (2025)
Pseudodon vondembuschianus — Jeratthitikul et al. (2025)
Pseudodon v. tapienicus — Konopleva et al. (2025)
Pseudodon v. thasaenicus — Konopleva et al. (2025)
Pseudodon vondembuschianus laosicus — Campbell & Lydeard (2026)
Pseudodon vondembuschianus tapienicus — Campbell & Lydeard (2026)
Pseudodon vondembuschianus thasaenicus — Campbell & Lydeard (2026)

Range

Mekong River, Thailand.

Map of Georeferenced Specimens

Laos

Georeferenced Genbank Vouchers

Laos

UMMZ_304650. (16S: KP795052, 28S: AF400694, COI: KP795029, go to Genbank) Houai Pin, about 300 m upstream of mouth, ca. 4 km..., Attapeu Province, Laos. 14.7944, 106.48417.

RMBH_biv_852_1. (16S: OQ832379, 28S: OQ832343, COI: OQ836260, go to Genbank) Laos: Huayor Stream, Mekong River basin (17.5172312, 104.7772587).

RMBH_biv_852_2. (COI: OQ836261, go to Genbank) ditto.

RMBH_biv_852_3. (COI: OQ836262, go to Genbank) ditto.

RMBH_biv_844_1. (16S: OQ832378, 28S: OQ832342, COI: OQ836252, go to Genbank) Laos: Nam Sone River, Mekong River basin (17.2535051, 105.1059142).

RMBH_biv_844_2. (COI: OQ836253, go to Genbank) ditto.

RMBH_biv_868_1. (COI: OQ836270, go to Genbank) Laos: Phaphou Stream, Mekong River basin (14.727609, 106.093295).

RMBH_biv_868_2. (COI: OQ836271, go to Genbank) ditto.

RMBH_biv_868_3. (16S: OQ832380, 28S: OQ832344, COI: OQ836272, go to Genbank) ditto.

RMBH_biv_870_1. (COI: OQ836276, go to Genbank) ditto.

RMBH_biv_876_1. (COI: OQ836281, go to Genbank) Laos: Tomotha Stream, Mekong River basin (14.8075, 105.9194).

RMBH_biv_876_2. (COI: OQ836282, go to Genbank) ditto.

RMBH_biv_876_3. (COI: OQ836283, go to Genbank) ditto.

Malaysia

MZUM(BIV)T0002-BIV1822. (18S: MZ684058, 28S: MZ684028, mtGenome: MK994774, go to Genbank) Malaysia: Negeri Sembilan, Muar, Kampung Jambu Lapan.

Thailand

RMBH_biv_1272_1. (16S: OP735377, COI: OP729818, go to Genbank) Thailand, Min River at Wat Khura In (8.2997, 99.5580).

RMBH_biv_1272_2. (16S: OP735378, 28S: OP735361, COI: OP729819, go to Genbank) ditto.

RMBH_biv_1272_3. (28S: OP735362, COI: OP729820, go to Genbank) ditto.

RMBH_biv_1272_4. (28S: OP735363, COI: OP729821, go to Genbank) ditto.

RMBH_biv_1321_1. (16S: OP735379, 28S: OP735364, COI: OP729822, go to Genbank) Thailand, Tha Sae River, E bank just E of Wat Na Sang (10.6753, 99.1737).

RMBH_biv_1321_2. (COI: OP729823, go to Genbank) ditto.

RMBH_biv_122. (16S: KX865632, 18S: MZ684057, 28S: KX865733, COI: KX865861, ND1: MZ695083, go to Genbank) THAILAND: clay bottom, headwaters of the Phong River, 16.8616°N, 101.9105°E, Mekong Basin, Loei Province.