nominal species Alasmodon margaritiferus var. arcuata Brown, 1844

Alasmodon margaritiferus var. arcuata Brown, 1844 = Margaritifera margaritifera

Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 84, pl. 30*, fig. 3.
Brown, 1845. Ill. Land & Fr. Water Conch. Gr. Brit. & Ireland: 115, pl. 23, fig. 3.
(intro'd as intra-sp. of Mya margaritifera Linnaeus, 1758; homonym of Alasmodonta arcuata Barnes, 1823)