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Thu 3 September 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 H.B. Baker (1922): summary
     publication summary

Complete Citation

Baker, H.B. 1922. The Mollusca collected by the University of Michigan-Walker Expedition in Southern Vera Cruz, Mexico. I. Occasional Papers of the Museum of Zoology, University of Michigan (106). 95 pp. Available electronically.

Attributed Nominal Genera

Artonaias Simpson, 1914
‘von Martens’ of Authors.
Simpson, 1914. Descr. Cat. Naiades: 311.
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): ??.
(error for Arotonaias Martens, 1900)

Attributed Nominal Species

Actinonaias (Disconaias) walkeri H.B. Baker, 1922
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): 20, pl. 1, fig.s 1-2; pl. 9, fig. 49; pl. 10, figs. 48-50; pl. 11, figs. 48-49.
Type(s): HOLOTYPE (ORIG. DESIG.) UMMZ_31844, Rio San Juan, Mexico.

Elliptio (Sphenonaias) liebmanni cuatotolapamensis H.B. Baker, 1922
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): 13, pl. 1, figs. 6-7; pl. 3, fig. 22; pl. 4, figs. 20-25.
(intro'd as intra-sp. of Unio liebmanni Philippi, 1847)
Type(s): HOLOTYPE (ORIG. DESIG.) UMMZ_31904, Rio San Juan, Mexico.

Lampsilis ruthveni H.B. Baker, 1922
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): 29, pl. 11, fig. 53; pl. 12, fig. 53; pl. 13, figs. 51-54.
Type(s): HOLOTYPE UMMZ_34891, Rio San Juan, Mexico.

Lampsilis rovirosai sanjuanensis H.B. Baker, 1922
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): 27, pl. 8, fig. 39-42.
(intro'd as intra-sp. of Unio (Lampsilis) rovirosai Pilsbry, 1900)
Type(s): HOLOTYPE (ORIG. DESIG.) UMMZ_34890, Rio San Juan, nr Haciendo de Cuatotolapam, Mexico.

 
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