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Unionidae

Margaritiferidae

Hyriidae

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Mycetopodidae

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Data last updated
Mon 1 Dec 2025

Publication Lea (1861): summary

publication summary

Full Citation

Lea, I. 1861. Descriptions of eleven new species of the genus Unio from the United States. Proceedings of the Academy of Natural Sciences of Philadelphia 13: 391-393. Available electronically.

Attributed Nominal Species

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Unio chunii Lea, 1861 = Fusconaia chunii

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 196 [18], pl. 27, fig. 265.
Type(s): HOLOTYPE USNM_84636, Dallas, Texas.

image of type lot

Unio contiguus Lea, 1861 = Leaunio lienosus

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 199 [21], pl. 28, fig. 268.
Type(s): HOLOTYPE USNM_85120, Stewarts Mill Dam, Union Co., N.C.

image of type lot

Unio heermannii Lea, 1861 = Cyrtonaias berlandierii

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 194 [16], pl. 26, fig. 263.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_83932 (by Johnson & Baker, 1973: 157), Medina R., Texas.

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Unio northamptonensis Lea, 1861 = Elliptio complanata

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 190 [12], pl. 25, fig. 260.
Type(s): HOLOTYPE USNM_85527, Conn. R., Northampton, Mass.

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Unio riddellii Lea, 1861 = Pleurobema riddellii

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 198 [20], pl. 27, fig. 267.
Type(s): HOLOTYPE USNM_84635, Dallas, Texas.

There are 11 available nominal species attributed to this publication (11 total).
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Unio rostrum Lea, 1861 = Elliptio complanata

Lea, 1861. Proc. Acad. Nat. Sci. 13: 391.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 201 [23], pl. 29, fig. 270.
Type(s): HOLOTYPE USNM_85556, Davidson Co., N.C.

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Unio sampsonii Lea, 1861 = Epioblasma sampsonii

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 192, pl. 25, fig. 261.
Type(s): SYNTYPES USNM_84802, Wabash R., New Harmony, Ind.

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Unio squameus Lea, 1861 = Elliptio complanata

Lea, 1861. Proc. Acad. Nat. Sci. 13: 391.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 200 [22], pl. 28, fig. 269.
Type(s): HOLOTYPE USNM_85530, N.C.

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Unio tesserulae Lea, 1861 = Pleurobema oviforme

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392 [as ‘tesserulæ’].
specimen image from publicationLea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 40 [44], pl. 15, fig. 39 [as ‘tesserulæ’].
Type(s): HOLOTYPE USNM_84426, Nolachucky R., Tenn.

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Unio vestitus Lea, 1861 = Elliptio congaraea

Lea, 1861. Proc. Acad. Nat. Sci. 13: 393.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 189 [11], pl. 25, fig. 259.
Type(s): HOLOTYPE USNM_85332, Ogeechee R., Georgia.

image of type lot

Unio wardii Lea, 1861 = Theliderma metanevra

Lea, 1861. Proc. Acad. Nat. Sci. 13: 392.
specimen image from publicationLea, 1862. Jour. Acad. Nat. Sci. 5 [O. 9]: 187 [9], pl. 24, fig. 257.
Type(s): HOLOTYPE USNM_84237, Mahoning R., Ohio.
 
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