Anodonta avonensis de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 280, pl. 7, fig. 1.
(misidentified reference to Mytilus avonensis Montagu, 1803)

Anodonta coartata de Joannis, 1859
‘Pot. et Mich.’ de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 273, pl. 6, fig. 3.
(error for Anodonta coarctata Potiez & Michaud, 1844)

Anodonta complanata de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 6, fig. 2.
(reference to Anodonta complanata Rossmässler, 1835)

Anodonta cygnaea Poiret, 1801
‘Linnaeus’ of Authors.
Poiret, 1801. Coq. Fluv., et Terr. de l’Aisne: 109 [’Anodontites cygnæa’].
Gassies, 1849. Moll. Agenais: 189 [as ‘cygnæa’].
Dupuy, 1852. Hist. Natur. Moll. France (6): 601.
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 268.
Bourguignat, 1881. Mater. Moll. Acécphales Syst. Europ. 1: 140.
Locard, 1882. Prodr. Malac. Franç. 1: 269.
Bourguignat, 1882. Natural. Sicil. 2 (1): 20 [1].
Bourguignat, 1883. Aperçu Unionid. Pénins. Ital.: 89.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 70 [26].
Baichère, 1890. Bull. Soc. Malac. France 7: 126.
Fagot, 1892. Bull. Soc. Ramond 27: 39.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 234.
Locard, 1899. Conchyliol. Portug.: 267.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 289.
Germain, 1931. Faune de France 22: 752.
‘Linnaeus’ Daget, 1998. Cat. Bivalves Africains: 19.
Dhora, 2009. Arch. Biol. Sci. Belgrade 61(3): 547.
(error for Mytilus cygneus Linnaeus, 1758)

Anodonta complanata var. elongata de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 276.
(reference to Anodonta elongata Holandre, 1836)

Anodonta complanata var. normandi de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 6, fig. 1.
(reference to Anodonta normandi Dupuy, 1849)

Anodonta cygnaea var. intermedia de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 4, fig. 1.
(reference to Anodonta intermedia Lamarck, 1819)

Anodonta cygnaea var. minor de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 269.
(intro'd as intra-sp. of Mytilus cygneus Linnaeus, 1758)

Anodonta cygnaea var. radiata de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 268, pl. 1.
(intro'd as intra-sp. of Mytilus cygneus Linnaeus, 1758; homonym of Anodonta (Lastena) ohiensis var. radiata Rafinesque, 1820)

Anodonta cygnaea var. radiata de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 268, pl. 1.
(intro'd as intra-sp. of Mytilus cygneus Linnaeus, 1758; homonym of Anodonta (Lastena) ohiensis var. radiata Rafinesque, 1820)

Anodonta variabilis var. ligerica de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 279.
(intro'd as intra-sp. of Anodonta variabilis Draparnaud, 1801)

Unio batavus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 9, fig. 2. [in part]
(reference to Mya batava Maton & Rackett, 1807)

Unio draparnaudi Moquin-Tandon, 1855
‘Deshayes’ of Authors.
Moquin-Tandon, 1855. Hist. Natur. Moll. France 2: 569.
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 283.
(error for Unio draparnaldii Deshayes, 1831)

Unio pictorum de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 11, fig. 8.
(reference to Mya pictorum Linnaeus, 1758)

Unio sousanus Locard, 1889
Drouët, 1857. Étud. Naïades. France, Unio: pl. 7, fig. 3 [as ‘Unio requienii var. acruata’].
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 11, fig. 2 [as ‘Unio requienii var. acruatus’].
‘Castro’ Locard, 1889. Contr. Faune Malacol. Franc. 13: 165 [59].
‘Castro’ Locard, 1893. Coqu. Eau Douce Saumâtre France: 197, fig. 211 [as ‘souzanus’].
‘Castro’ Locard, 1899. Conchyliol. Portug.: 258.
Type(s): LECTOTYPE MNHN_22545 (by Graf, 2011: 505), le Rhône, à Valence (Drôme).

Unio batavus var. acutus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 287, pl. 10, fig. 1.
(homonym of Unio acutus Rossmässler, 1837)

Unio batavus var. baraceus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 285, pl. 9, fig. 7.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807)

Unio batavus var. courtilieri de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 9, fig. 3.
(reference to Unio courtillieri Hattemann, 1859; error for Unio courtillieri Hattemann, 1859)

Unio batavus var. longus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 288, pl. 10, fig. 3.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807; homonym of Unio longus Philippi, 1869)

Unio batavus var. minimus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 289, pl. 9, fig. 6.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807; homonym of Unio requienii var. minima Drouët, 1857)

Unio batavus var. nanus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 9, fig. 8. [in part]
(misidentified reference to Unio nana Lamarck, 1819)

Unio batavus var. nanus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 9, fig. 10. [in part]
(misidentified reference to Unio nana Lamarck, 1819)

Unio batavus var. ovalis de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 10, fig. 2.
(misidentified reference to Mya ovalis Montagu, 1803)

Unio batavus var. senotius de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 288, pl. 10, fig. 4.

Unio pictorum var. compressus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 295, pl. 12, fig. 7.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758; homonym of Unio compressus Sowerby, 1829; renamed Unio joannisi Locard, 1882)

Unio pictorum var. longirostris de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 12, fig. 3.
(reference to Unio longirostris Rossmässler, 1836)

Unio pictorum var. milleti de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 293, pl. 12, fig. 1.
(reference to Unio pictorum var. milleti Moquin-Tandon, 1855)

Unio pictorum var. niger de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 294, pl. 12, fig. 2.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758; homonym of Unio (Elliptio) nigra Rafinesque, 1820)

Unio pictorum var. tumens de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 295, pl. 12, fig. 6.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758)

Unio pictorum var. vinceleus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 294, pl. 12, figs. 4-5.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758; renamed Unio vinceloti Germain, 1904)

Unio pictorum var. vinceleus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 12, fig. 5. [in part]
(reference to Unio pictorum var. vinceleus de Joannis, 1859)

Unio requieni var. rostralis de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 292, pl. 11, fig. 6.

Unio requienii var. abbreviatus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 290, pl. 11, fig. 7.
(intro'd as intra-sp. of Unio requienii Michaud, 1831)

Unio requienii var. arcuata Drouët, 1857
Drouët, 1857. Étud. Naïades. France, Unio: pl. 7, fig. 3.
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 11, fig. 2.
(misidentified reference to Unio arcuata Jacquemin, 1835)

Unio requienii var. calami de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 11, fig. 3.
(intro'd as intra-sp. of Unio requienii Michaud, 1831)

Unio requienii var. cuneatus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 10, fig. 7.
(homonym of Unio cuneatus Barnes, 1823; intro'd as intra-sp. of Unio requienii Michaud, 1831)

Unio requienii var. cuneolus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 292, pl. 11, fig. 5.
(intro'd as intra-sp. of Unio requienii Michaud, 1831; homonym of Unio cuneolus Lea, 1840)

Unio requienii var. rhyncoideus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 290, pl. 11, fig. 1.
(intro'd as intra-sp. of Unio requienii Michaud, 1831)

Unio requienii var. rostratus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 291, pl. 10, fig. 6.
(homonym of Unio rostrata Lamarck, 1819)

Unio rhomboideus var. truncatulus de Joannis, 1859
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 283, pl. 8, fig. 5.
(intro'd as intra-sp. of Unio rhomboideus Moquin-Tandon, 1855)