Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Lamprotulini | Potomida
Westerlund in Westerlund & Blanc, 1879. Aperçu Faune Malac. Grèce: 144.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 59.
(intro'd as intra-sp. of Unio littoralis var. acarnanicus Kobelt, 1879)
Psilunio acarnanicus — Haas (1940)
Potomida littoralis acarnanicus — Haas (1969)

Kobelt, 1879. Icon. Land- und Süssw.-Moll. 6: 40, pl. 161, fig. 1638.
(intro'd as intra-sp. of Unio littoralis Cuvier, 1798)
Type(s): TYPE SMF_4419, See von Vrachori [= Lake Trichonida], Griechenland [Greece].
Unio (sec. Lymnium) littoralis — Simpson (1900), Simpson (1914)
Psilunio acarnanicus — Haas (1940)
Potomida littoralis acarnanicus — Haas (1969), Lopes-Lima et al. (2017)
Potomida littoralis acarnanica — Bank (2006)
Potomida littoralis — IUCN (2014)
Potomida acarnanica — Froufe et al. (2016), Graf & Cummings (2021), Príe et al. (2021), Lopes-Lima et al. (2021), Matos et al. (2024), Campbell & Lydeard (2026)

Drouët in Chaper, 1894. Mém. Soc. Zool. France 7: 373, pl. 7, fig. 4.
Drouët, 1895. J. de Conch. 43: 28, sp. 103.
Type(s): SYNTYPE MNHN_MP_0111, Riv. Pamissos, Calamata, Messenie (Greece).
Psilunio acarnanicus — Haas (1940)
Potomida littoralis acarnanicus — Haas (1969)
Unio (sec. Lymnium) littoralis — Simpson (1900), Simpson (1914)
Psilunio acarnanicus — Haas (1940)
Potomida littoralis acarnanicus — Haas (1969), Lopes-Lima et al. (2017)
Potomida littoralis acarnanica — Bank (2006)
Potomida littoralis — IUCN (2014)
Potomida acarnanica — Froufe et al. (2016), Graf & Cummings (2021), Príe et al. (2021), Lopes-Lima et al. (2021), Matos et al. (2024), Campbell & Lydeard (2026)