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nominal species Unio joannisi var. nigra Germain, 1904

Unio joannisi var. nigra Germain, 1904 = Unio pictorum

Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 274 [36].
(intro'd as intra-sp. of Unio joannisi Locard, 1882; homonym of Unio (Elliptio) nigra Rafinesque, 1820)

Taxonomic Opinions

= Unio (Joannisiana) joannisi var. nigra — Germain, 1904: 274.