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
Tue 02 June 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), Campbell & Lydeard (2026), Zieritz et al. (2026)
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
(misidentified reference to Contradens semmelincki [sic] fultoni Haas, 1930)
‘Haas’ Lopes-Lima et al., 2017. MPE 106: 177.
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)
Trapezoideus exolescens comptus — Brandt (1974)
Harmandia munensis — Brandt (1974), 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), Zieritz et al. (2024), Dai et al. (2024), Dai et al. (2025), Chen et al. (2025), Campbell & Lydeard (2026), Zieritz et al. (2026)
