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Wed 1 October 2025

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

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

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Publication Pilsbry (1904): summary
     publication summary

Complete Citation

Pilsbry, H.A. 1904. Mexican land and freshwater mollusks. Proceedings of the Academy of Natural Sciences of Philadelphia 55: 761-789, pls. 53-54. Available electronically.

Attributed Nominal Species

Sphaerium jalapensis Pilsbry, 1904
Pilsbry, 1904. Proc. Acad. Nat. Sci. 55: 786, pl. 53, figs. 1-1a, pl. 54, fig. 3.

Sphaerium martensi Pilsbry, 1899
Pilsbry, 1899. Proc. Acad. Nat. Sci. 51: 401.
Pilsbry, 1904. Proc. Acad. Nat. Sci. 55: 786, pl. 53, figs. 2-2a, pl. 54, fig. 4.

Sphaerium (Musculium) novoleonis Pilsbry, 1904
Pilsbry, 1904. Proc. Acad. Nat. Sci. 55: 787, pl. 53, figs. 5-5a, pl. 54, fig. 6.

Unio (Lampsilis) rovirosai Pilsbry, 1900
Pilsbry, 1900. Nautilus 13: 140.
Pilsbry, 1904. Proc. Acad. Nat. Sci. 55: 788, pl. 54, figs. 1-1a.
Type(s): HOLOTYPE (ORIG. DESIG.) ANSP_58916, Laguna de Atasta, nr. S.J. Bautista, Tabasco, Mex.

Taxonomic Opinions

Lampsilis rovirosai (Pilsbry, 1900) = Mesonaias explicata

Lampsilis umbrosus (Lea) = Mesonaias umbrosa

Pisidium abditum (Hald.) = Euglesa casertana

Sphærium jalapensis n. sp. = Sphaerium jalapensis

Sphærium martensi (Pilsbry, 1899) = Sphaerium martensi

Sphærium triangulare (Say) = Sphaerium triangulare
+ Sphaerium luridum Martens, 1900

Sphærium triangulare (Say) = Sphaerium luridum

Sphærium (Musculium) novoleonis n sp. = Sphaerium novoleonis
+ Sphaerium subtransversum Fischer & Crosse, 1894

Sphærium (Musculium) subtransversum (Prime) = Sphaerium subtransversum

Unio plexus Conrad = Sphenonaias plexus

 
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