Unio affinis Heude, 1875
Heude, 1875. Conch. Fluv. Nanking (1): pl. 3, figs. 7-7a.
(renamed Quadrula (Lamprotula) similaris Simpson, 1900; homonym of Unio affinis Lea, 1852; renamed Unio polystictus Heude, 1877)
Type(s): SYNTYPE MNHN_MP_3369, Chine.

Quadrula (Lamprotula) similaris — Simpson (1900), Simpson (1914)
Unio (Quadrula) nodulosus — Dautzenberg & Fischer (1905)
Lamprotula similaris — Haas (1969), He & Zhuang (2013)
— Liu et al. (1979)
Gibbosula polysticta — Lopes-Lima et al. (2018)

Unio polystictoscriptus Heude, 1877
Heude, 1877. Conch. Fluv. Nanking (2): pl. 13, fig. 26 [as ‘polystico-scriptus’].

Quadrula (Lamprotula) polysticto-scriptus — Simpson (1900)
Quadrula (Lamprotula) polysticta — Simpson (1914)
Lamprotula polysticta — Haas (1969), Liu et al. (1979), Prozorova et al. (2005), IUCN (2011)
Aculamprotula polysticta — He & Zhuang (2013)

Unio polystictus Heude, 1877
Heude, 1877. Conch. Fluv. Nanking (2): pl. 12, fig. 25.
(new name for Unio affinis Heude, 1875)

Quadrula (Lamprotula) polystictus — Simpson (1900)
Quadrula (Lamprotula) polysticta — Simpson (1914)
Lamprotula polysticta — Haas (1969), Liu et al. (1979), Prozorova et al. (2005), Hu (2005), Graf & Cummings (2007), Bogan (2010), IUCN (2011), Xiong et al. (2012)
Lamprotula (Scriptolamprotula) polystictus — Yu et al. (2001)
Aculamprotula polysticta — He & Zhuang (2013), Zieritz et al. (2018), Huang et al. (2019), Wu et al. (2020), Wu et al. (2021), ... Dai et al. (2025), Chen et al. (2025), Hou et al. (2025), Wang et al. (2025), Wu et al. (2026)
Gibbosula polysticta — Lopes-Lima et al. (2018), Vikhrev et al. (2019), Liu et al. (2020), Graf & Cummings (2021)
Scriptolamprotula polysticta — Campbell & Lydeard (2026)

Unio scriptopolystictus Heude, 1877
Heude, 1877. Conch. Fluv. Nanking (2): pl. 13, fig. 27 [as ‘scripto-polystictus’].

Quadrula (Lamprotula) polysticto-scriptus — Simpson (1900)
Quadrula (Lamprotula) polysticta — Simpson (1914)
Lamprotula polysticta — Haas (1969), Prozorova et al. (2005), IUCN (2011)
Aculamprotula polysticta — He & Zhuang (2013)

Quadrula (Lamprotula) similaris Simpson, 1900
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 799.
Simpson, 1914. Descr. Cat. Naiades: 924.
(new name for Unio affinis Heude, 1875)

Quadrula (Lamprotula) similaris — Simpson (1900), Simpson (1914)
Unio (Quadrula) nodulosus — Dautzenberg & Fischer (1905)
Lamprotula similaris — Haas (1969), Prozorova et al. (2005), Hu (2005), Graf & Cummings (2007), Bogan (2010), He & Zhuang (2013), Zieritz et al. (2018)
— Liu et al. (1979)
Gibbosula polysticta — Lopes-Lima et al. (2018), Graf & Cummings (2021)

Unio scriptopolystrictus Paetel, 1890
Paetel, 1890. Cat. Conch.-Samml. 3: 167 [as ‘scripto-polystrictus’].
(error for Unio scriptopolystictus Heude, 1877)

Quadrula (Lamprotula) polysticto-scriptus — Simpson (1900)

Unio polystictoseriptus Liu et al., 1979
Liu et al., 1979. Econ. Fauna China: 101 [as ‘polysticto-seriptus’].
(error for Unio polystictoscriptus Heude, 1877)