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Unionoida | Unionoidea | Unionidae | Gonideinae | Contradentini | Lens species Lens comptus (Deshayes in Deshayes & Jullien, 1876): specimens
3 nominal species as synonyms
Taxonomic History (since 2007)
Harmandia munensis — Graf & Cummings (2007), Bogan (2010), IUCN (2012), Zieritz et al. (2018)
Trapezoideus exolescens — He & Zhuang (2013)
Contradens sp. 6 — Bolotov et al. (2017)
Contradens sp. “Nam Long” — Bolotov et al. (2017)
Contradens semmelinki fultoni — Lopes-Lima et al. (2017)
Trapezoideus comptus — Pfeiffer et al. (2018)
Contradens sp. ‘Nam long’ — Bolotov et al. (2018)
Contradens comptus — Konopleva et al. (2019), Konopleva et al. (2019), Bolotov et al. (2020), Zieritz et al. (2020), Graf & Cummings (2021)
Contradens sp. 'Nam Long' — Huang et al. (2019)
Lens comptus — Pfeiffer et al. (2021), Bolotov et al. (2022), Konopleva et al. (2023), Dai et al. (2023), Dai et al. (2024), Zieritz et al. (2024)
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Range: Mekong River, Cambodia, Laos, and Thailand. Map of Georeferenced Specimens
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Cambodia |
UF_507417
Mekong River, 1.4 miles upstream from Sambour. CA16-08. 12.79459, 105.97255
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UF_507423
Mekong River, 700 ft downstream of Sandan. CA16-09. 12.68691, 106.01697
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UF_507429
Mekong River, upstream of fishing village near the confluence of Tonle Sap River. CA16-10. 11.57207, 104.94050
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MNHN_MP_3348
Mekong River at Stung Treng, Cambodia
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MNHN-IM-2000-1661
Peam Chelang, Cambodge
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UMMZ_23070
Cambogia
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UF_507380
Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung. Srae Angkrorng, Ratanakiri, Cambodia. CA16-01. 13.44339, 106.60329
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UF_507386
Tonle Srepok River, bridge just north of Phumi Srê Ta Chan, Cambodia. CA16-02. 13.50248, 106.35194
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UF_507390
Tonle Sekong River, 1.6 miles upstream from AH11 Bridge. CA16-03. 13.54504, 106.01353
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UF_507396
Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng. CA16-04. 13.60938 ,106.09245
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UF_507403
Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence. CA16-05. 13.59515, 106.01447
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MNHN_MP_3595
Srepock, Cambodge, a l’est de Stung Treng
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Laos |
MNHN_MP_PARIS2
Nam - Ou, Laos
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SMRL_16888
Mekong branch at Ban Don Det
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NCSM_83060
Asia, Mekong Basin/Ou R./Long R. Laos, Phôngsali, Nam Long, at confluence with Nam Ou, about [6] km upstream of Ban Hatxa [Ban Hatxông], [2.6 air km N center Phông Sali]. 21.76778° N, 102.1958° E
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MNHN_MP_3346
Riv. Menam, Laos Occidental
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MNHN_MP_3347
Nam - Ou, Laos
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MNHN_MP_3350
Huai Kai, near Pakse, Laos
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MNHN_MP_3354
Laos: Mekong River at Muang Khong
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MNHN_MP_3357
Luang Prabang
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MNHN_MP_2875
Luang Prabang
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MNHN_MP_3361
Minam Feau Massie, Laos
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MNHN_MP_3690
Nam Pak, Nam Co, Nam Lan, Haut Laos
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SMF_13700
Nam Ou, Laos
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SMF_205137
Laos: Mekong Branch at Ban Done Det, S of Khong
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USNM_786265
Mekong at Ban Done Det, Laos
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USNM_786269
Laos: Xedone River, at Ban Hua Daeng, 9 km N Pakse
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UMMZ_304347
Nam Ou, Haat Veune Rapids, downstream of Gnot Ou, Phongsali Province, Laos (22°4’40” N, 101°46’ 0” E)
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SMF_319382
Laos: Mekong at Cham Pasak
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SMF_319383
Mekong Khong Island Laos
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NCSM_85228
Asia, Mekong Basin/Ngum R. Laos, Vientiane, Nam San, rapids near km mark 54 on from Thatbok to Phubia mine, about [8.7 air] km S [center] of Xieng Mi, 10[air] km N [center] of Ban Longxan, 18.595° N, 103.0781° E
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MNHN_MP_3749
Nam Co A Muong Sai, Haut Laos
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UMMZ_248794
Laos: Mekong River at Khong, South Laos
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SMF_319410
Mekong River at Khone Prov. Sithandone
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UMMZ_110873
Nam - Ou, Laos, Indo China
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SMF_239260
Laos: Xedone River at Ban Hua Daeug, 8 km N of Pakse
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SMF_319484
Laos: Huai Kei bei Pakse
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UA_20998
Nam Ou, Haat Veune Rapids, downstream of Gnot Ou, Phongsali Province, Laos
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UA_20999
Nam Ou, Haat Veune Rapids, downstream of Gnot Ou, Phongsali Province, Laos
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SMF_205126
Laos: Sedone River at Ban Hua Daeng, 9 km N of Pakse
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SMF_205127
Laos;:Mekopng branch at Ban Done Det, S of Khong
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Thailand |
UF_507792
Mekong River at Ban Tha Pho on Rt. 212. TH16-35. 18.339, 103.721
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UF_507795
Mekong River at Ban Huai Sueam Nuea on Rt. 212. TH16-36. 18.416, 103.546
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MNHN_MP_3351
de la riviere Salabury, Siam
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MNHN_MP_3352
Siam
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UF_507827
Mekong River at Ban Hin Khan on Rt. 2034. TH16-46. 16.134, 105.032
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UF_507833
Mekong River at Muk River mouth in Mukdahan. TH16-48. 16.546135, 104.731717
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MNHN_MP_3364
de la riviere Salabury, Siam
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SMF_13702
Salabury, Siam
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ANSP_339099
Thailand: Ubon Prov., Khemmarat Amphoe Mekong River
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UF_507751
Mekong River at Nong Khai. TH16-26. 17.882, 102.735
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UF_507758
Trib. of Mekong River at Rt. 211 bridge approx. 3 km S of Ban Muang. TH16-28. 18.151, 102.179
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SMF_220828
Thailand: Mun River at Phibun Mangsahan
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Vietnam |
MNHN_MP_3353
Tonkin...
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NCSM_84934
Asia, Hong Basin (Red Basin)/Đà R. (Black R./Lixian R.-China)/Lûm R. Vietnam, Mien nui va trung du (Northeastern), Lai Chau Co. [Nâm Lûm/Lûm River]. Phong Tho, Phong Tho district, [1.23 air miles E center Phong Tho]. 22.54264° N, 103.3117° E
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NCSM_84935
Asia, Mā Basin /Lu R./Lúa R. Vietnam, Tây Bắc (Northwest), Dien Bien Co. Nam Lúa, near Núa Ngam, [0.33 air miles E center Hát He]. 21.26553° N, 103.0472° E
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Genbank Vouchers
CambodiaUF_507429 (ICH-00576) (COI, 16S, 28S) Thailand, Mekong River, upstream of fishing village near the confluence of Tonle Sap River (11.572071, 104.940501) UF_507396 (ICH-00471) (COI, 16S, 28S) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445) UF_507429 (ICH-00577) (COI, 16S, 28S) Thailand, Mekong River, upstream of fishing village near the confluence of Tonle Sap River (11.572071, 104.940501) UF_507396 (ICH-00474) (COI, 16S, 28S) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445) UF_507423 (ICH-00563) (COI, SRA) Thailand, Mekong River, 700 ft downstream of Sandan (12.68691, 106.016966) UF_507403 (ICH-00506) (COI) Cambodia, Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence (13.595154, 106.014469) UF_507380 (ICH-00409) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507396 (ICH-00473) (COI) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445) UF_507382 (ICH-00418) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507417 (ICH-00554) (COI) Cambodia, Mekong River, 1.4 miles upstream from Sambour (12.794587, 105.972551) UF_507380 (ICH-00410) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507396 (ICH-00470) (COI) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445) UF_507429 (ICH-00578) (COI) Thailand, Mekong River, upstream of fishing village near the confluence of Tonle Sap River (11.572071, 104.940501) UF_507403 (ICH-00504) (COI) Cambodia, Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence (13.595154, 106.014469) UF_507403 (ICH-00505) (COI) Cambodia, Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence (13.595154, 106.014469) UF_507423 (ICH-00562) (COI) Thailand, Mekong River, 700 ft downstream of Sandan (12.68691, 106.016966) UF_507396 (ICH-00472) (COI) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445) UF_507403 (ICH-00503) (COI) Cambodia, Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence (13.595154, 106.014469) UF_507417 (ICH-00547) (COI) Cambodia, Mekong River, 1.4 miles upstream from Sambour (12.794587, 105.972551) UF_507380 (ICH-00411) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507417 (ICH-00557) (COI) Cambodia, Mekong River, 1.4 miles upstream from Sambour (12.794587, 105.972551) UF_507403 (ICH-00507) (COI) Cambodia, Mekong River, 5.17 miles upstream of Mekong and Sekong Confluence (13.595154, 106.014469) UF_507390 (ICH-00451) (COI) Cambodia, Tonle Sekong River, 1.6 miles upstream from AH11 Bridge (13.545038, 106.013527) UF_507423 (ICH-00563_AHE) (COI) Thailand, Mekong River, 700 ft downstream of Sandan (12.68691, 106.016966) UF_507417 (ICH-00556) (COI) Cambodia, Mekong River, 1.4 miles upstream from Sambour (12.794587, 105.972551) UF_507380 (ICH-00407) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507417 (ICH-00555) (COI) Cambodia, Mekong River, 1.4 miles upstream from Sambour (12.794587, 105.972551) UF_507380 (ICH-00408) (COI) Cambodia, Tonle Srepok River, major bridge crossing on road from Stung Treng to Ban Lung (13.443388, 106.603294) UF_507396 (ICH-00469) (COI) Cambodia, Tonle Kong River just upstream of island, 8.3 miles NE of AH11 bridge near Stung Treng (13.609383, 106.092445)
LaosRMBH_biv_182_3 (COI, 16S, 28S) Laos: Mekong River basin, Nam Long River RMBH_biv_182_12 (COI, 16S, 28S) Laos: Mekong River basin, Nam Long River RMBH_biv_182_10 (COI, 28S) Laos: Mekong River basin, Nam Long River
ThailandUF_507751 (ICH-00752) (COI, 16S, 28S) Thailand, Mekong River at Nong Khai (17.882349, 102.735204) UF_507751 (ICH-00750) (COI, 16S, 28S) Thailand, Mekong River at Nong Khai (17.882349, 102.735204) RMBH_biv_119_5 (COI, 16S, 28S) Thailand: Mekong River basin, Loei River RMBH_biv_119_6 (COI, 16S, 28S) Thailand: Mekong River basin, Loei River UF_507833 (ICH-00892) (COI) Thailand, Mekong River at Muk River mouth in Mukdahan (16.546135, 104.731717) UF_507833 (ICH-00893) (COI) Thailand, Mekong River at Muk River mouth in Mukdahan (16.546135, 104.731717) UF_507792 (ICH-00812) (COI) Thailand, Mekong River at Ban Tha Pho on Rt. 212 (18.338504, 103.720589) UF_507795 (ICH-00819) (COI) Thailand, Mekong River at Ban Huai Sueam Nuea on Rt. 212 (18.416475, 103.546337) UF_507792 (ICH-00814) (COI) Thailand, Mekong River at Ban Tha Pho on Rt. 212 (18.338504, 103.720589) UF_507751 (ICH-00751) (COI) Thailand, Mekong River at Nong Khai (17.882349, 102.735204) UF_507792 (ICH-00813) (COI) Thailand, Mekong River at Ban Tha Pho on Rt. 212 (18.338504, 103.720589) UF_507758 (ICH-00737) (COI) Thailand, Trib. of Mekong River at Rt. 211 bridge approx. 3 km S of Ban Muang (18.15107, 102.178987)
RMBH_biv_184_3 (COI, 28S) RMBH_biv_184_1 (COI, 28S) RMBH_biv_185_2 (COI, 28S) NCSM_84935 (COI, 28S)
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