MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Thu 22 January 2026
Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Rectidentini | Contradentina | Lens
species Lens comptus (Deshayes in Deshayes & Jullien, 1876): synonymy
61 specimens + 44 Genbank vouchers
Synonymy
Unio comptus Deshayes in Deshayes & Jullien, 1876
Deshayes in Deshayes & Jullien, 1876. Nouv. Arch. Mus. Hist. Nat. Paris 10: 126, pl. 6, figs. 3-4.
Type(s): SYNTYPE MNHN-IM-2000-1661, Peam Chelang, Cambodge.
Trapezoideus foliaceus var. comptus — Simpson (1900), Simpson (1914), Preston (1915)
Trapezoideus misellus — Haas (1919), Prashad (1922), Haas (1969)
Trapezoideus exolescens comptus — Brandt (1974)
Trapezoideus exolescens — He & Zhuang (2013)
Contradens sp. 6 — Bolotov et al. (2017)
Contradens sp. “Nam Long” — Bolotov 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), Zieritz et al. (2024), Dai et al. (2024), Dai et al. (2025), Chen et al. (2025)
Harmandia munensis Brandt, 1974
Brandt, 1974. Arch. Moll. 105: 284, pl. 21, fig. 38.
Type(s): HOLOTYPE SMF_220828, Thailand: Mun River at Phibun Mangsahan.
Harmandia munensis — Brandt (1974), Graf & Cummings (2007), Bogan (2010), IUCN (2012), Zieritz et al. (2018)
Trapezoideus comptus — Pfeiffer et al. (2018)
Contradens comptus — Konopleva et al. (2019), Graf & Cummings (2021)
Lens comptus — Pfeiffer et al. (2021)
Contradens semmelinki fultoni Lopes-Lima et al., 2017
‘Haas’ Lopes-Lima et al., 2017. MPE 106: 177.
(misidentified reference to Contradens semmelincki [sic] fultoni Haas, 1930)
Lens comptus — Pfeiffer et al. (2021)
Taxonomic History (since 1900)
Trapezoideus foliaceus var. comptus — Simpson (1900), Simpson (1914), Preston (1915)
Trapezoideus misellus — Haas (1919), Prashad (1922), Haas (1969)
Harmandia munensis — Brandt (1974), Graf & Cummings (2007), Bogan (2010), IUCN (2012), Zieritz et al. (2018)
Trapezoideus exolescens comptus — Brandt (1974)
Trapezoideus exolescens — He & Zhuang (2013)
Contradens semmelinki fultoni — Lopes-Lima et al. (2017)
Contradens sp. 6 — Bolotov et al. (2017)
Contradens sp. “Nam Long” — Bolotov 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), Zieritz et al. (2024), Dai et al. (2024), Dai et al. (2025), Chen et al. (2025)
