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Page last updated
Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

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Publication Dillwyn (1817): summary
     publication summary

Complete Citation

Dillwyn, L.W. 1817. A Descriptive Catalogue of Recent Shells, Arranged According to the Linnæan Method; with Particular Attention to the Synonymy 1. 580 pp. Available electronically.

Attributed Nominal Species

Anodonta fluviatilis Bosc, 1801
‘Gmelin’ of Authors.
Bosc, 1801. Hist. Nat. Coquilles 3: 146.
Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 316 [’Mytilus fluviatilis’].
Bosc, 1824. Hist. Nat. Coquilles 3: 143.
(misidentified reference to Mytilus fluviatilis Gmelin, 1791)

Chama plumbea Dillwyn, 1817
Chemnitz, 1795. Conchyl. Cab. 11: 237, pl. 203, fig. 1991-1992. [non-binomial]
Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 215.

Mya complanata Lightfoot, 1786
Lister, 1685. Conch.: pl. 150, fig. 5.
Lightfoot, 1786. Catalogue of the Portland Museum: 100, no. 2190.
‘Solander’s MSS.’ Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 51.

Mya ponderosa Dillwyn, 1817
‘S.’ Lightfoot, 1786. Catalogue of the Portland Museum: 134, no. 2183; 143, no. 3170. [nomen nudum]
‘Solander’s MSS.’ Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 51.

Mytilus confusus Dillwyn, 1817
Dillwyn, 1817. Descr. Cat. Rec. Shells 1: ??.

Mytilus fucatus Dillwyn, 1817
‘S’ Lightfoot, 1786. Catalogue of the Portland Museum: 29, no. 672. [nomen nudum]
‘Solander’s MSS.’ Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 317.

Taxonomic Opinions

Mya batava Maton and Rackett = Unio crassus
+ Mya ovalis Lightfoot, 1786

Mya complanata Solander’s MSS. = Elliptio complanata

Mya corrugata Muller = Parreysia corrugata

Mya margaritifera Linnaeus = Margaritifera margaritifera
+ Mya margaritifera Da Costa, 1778
+ Mya margaritifera Gmelin, 1791

Mya margaritifera Linnaeus = Pseudunio auricularius

Mya nodosa Chemnitz = Unio pictorum

Mya nodulosa Wood
+ Mya nodulosa Wood, 1815

Mya nodulosa Wood = Aculamprotula nodulosa

Mya ovata Donovan = Unio tumidus

Mya ovata var. depressa Donovan = Unio tumidus

Mya pictorum Linnaeus = Unio pictorum
+ Mya angustata Schröter, 1779
+ Mya ovalis Montagu, 1803
+ Mya ovalis Retzius, 1788

Mya pictorum Linnaeus = Unio tumidus

Mya ponderosa Solander’s MSS. = Gibbosula crassa
+ Mya crassa Wood, 1815

Mya radiata Gmelin = Lampsilis radiata
+ Mya pictorum tenuis Martini & Chemnitz, 1782

Mya rhomboidea Schroeter = Potomida littoralis

Mya rugosa Gmelin = Indonaia rugosa

Mya rugosa var. spuria Gmelin = Parreysia corrugata

Mya syrmatophora Gronovius = Prisodon syrmatophorus

Mya variabilis Maton = Diplodon variabilis

Mytilus anatinus Linnaeus = Anodonta anatina
+ Mytilus anatinus Da Costa, 1778

Mytilus cygneus Linnaeus = Anodonta cygnea
+ Mytilus cygneus Schröter, 1779

Mytilus cygneus Linnaeus = Anodonta anatina

Mytilus dubius Gmelin = Mutela dubia
+ Mytilus plicatus Lightfoot, 1786

Mytilus dubius Gmelin = Cristaria plicata

Mytilus fluviatilis Gmelin = Atlanticoncha ochracea
+ Mytilus illitus Lightfoot, 1786

Mytilus fluviatilis Gmelin = Pyganodon fragilis

Mytilus fucatus ‘Solander’s MSS.’ = Utterbackiana implicata

Mytilus stagnalis Gmelin = Anodonta cygnea

 
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