original description
Spengler L. (1793). Beskrivelse over et nyt Slægt af de toskallede Konchylier, forhen af mig kaldet Chæna, saa og over det Linnéiske Slægt <i>Mya</i>, hvilket nøiere bestemmes, og inddeles i tvende Slægter. <em>Skrivter af Naturhistorie-Selskabet.</em> 3(1): 16-69, pl. 2., available online at https://babel.hathitrust.org/cgi/pt?id=hvd.32044106425119;view=1up;seq=24
page(s): 60, no. 26 [details]
source of synonymy
Klishko, O.; Lopes-Lima, M.; Froufe, E.; Bogan, A.; Vasiliev, L.; Yanovich, L. (2017). Taxonomic reassessment of the freshwater mussel genus Unio (Bivalvia: Unionidae) in Russia and Ukraine based on morphological and molecular data. <em>Zootaxa.</em> 4286(1): 93-112., available online at https://doi.org/10.11646/zootaxa.4286.1.4 [details]
From editor or global species database
Type locality “Fra Tranquebar” [Spengler, 1793: 61]. Tranquebar (now Tharangambadi) is not situated in Europe; between 1620 and 1845 it was a Danish colony in India [details]