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Page last updated
Wed 04 Dec 2024

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!

This page documents data for Simpson (1900), such as genera and species attributed to that publication (including known misspellings, misidentifications, and other unavailable names) as well as taxonomic opinions, if available. Taxonomic opinions refer to uses of genera and species as valid and invalid in that work.

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Publication information

Simpson, C.T. 1900. New and unfigured Unionidae. Proceedings of the Academy of Natural Sciences of Philadelphia 52: 74-86.

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Attributed Genus Names

Medionidus Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 77.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 588.
Simpson, 1914, Descr. Cat. Naiades: 245.
Type species: Unio conradicus Lea, 1834 (orig. desig.) = Medionidus conradicus

Ptychobranchus Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 79.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 612.
Simpson, 1914, Descr. Cat. Naiades: 332.
Type species: Unio phaseolus Hildreth, 1828 (orig. desig.) = Ptychobranchus fasciolaris

Attributed Species Names

Unio conjugans B.H. Wright, 1899
B.H. Wright, 1899, Nautilus 13(8): 89.
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 79, pl. 4, fig. 1.
Type(s): HOLOTYPE USNM_159501, Hiawassa River, Polk Co., Tenn.

Lampsilis mearnsi Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 75, pl. 1, fig. 4.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 564.
Simpson, 1914, Descr. Cat. Naiades: 150.
Type(s): LECTOTYPE USNM_151549, Elm Cr., 27 mi from Ft. Clark, Texas.

Nodularia cylindrica Simpson, 1900
Schrenck, 1867, Reise Forsch. Amurlande 2: 694, pl. 27, figs. 1-3 [as ‘Unio grayanus Lea’].
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 84 [as ‘cylindracea’].
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 807.
Simpson, 1914, Descr. Cat. Naiades: 958.
(correct name for Nodularia cylindracea Simpson, 1900)

Ptychobranchus clintonensis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 79, pl. 5, fig. 3.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 613.
Simpson, 1914, Descr. Cat. Naiades: 335.
Type(s): HOLOTYPE USNM_124615, Little Red R., near Clinton, Ark.

Pleurobema argentea pannosa Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 82.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 763.
Simpson, 1914, Descr. Cat. Naiades: 799.
(intro'd as intra-sp. of Unio argenteus Lea, 1841)

Pseudodon loomisi Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 84, pl. 4, fig. 7.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 840.
Simpson, 1914, Descr. Cat. Naiades: 1101.

Pleurobema brevis subelliptica Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 80.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 763 [as ‘subilliptica’].
Simpson, 1914, Descr. Cat. Naiades: 801.
(intro'd as intra-sp. of Unio brevis Lea, 1872)
Type(s): LECTOTYPE USNM_159952, Hardy, Ark.

Pleurobema avellana Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 81, pl. 2, figs. 6-7.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 758.
Simpson, 1914, Descr. Cat. Naiades: 778.
Type(s): HOLOTYPE UMMZ_79653, Cahaba River, Alabama.

Quadrula rudis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 82, pl. 3, fig. 2.
Simpson, 1914, Descr. Cat. Naiades: 910.
Type(s): HOLOTYPE (MONOTYPY) USNM_84210, Rio Taxtunilha, (tributary to the Rio de la Pasion), Guatemala.

Pleurobema swordiana Simpson, 1900
‘Wright’ Simpson, 1900, Proc. Acad. Nat. Sci. 52: 81, pl. 4, fig. 4.
(reference to Unio swordianus S.H. Wright, 1897)

Quadrula guatemalensis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 83, pl. 2, fig. 4.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 796.
Simpson, 1914, Descr. Cat. Naiades: 909.
Type(s): HOLOTYPE (MONOTYPY) USNM_128991, Usumacinta River, Guatemala.

Nephronaias reticulatus Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 77, pl. 2, fig. 3.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 595.
Simpson, 1914, Descr. Cat. Naiades: 268.
Type(s): HOLOTYPE USNM_152964, Patook [=Patuca] River, Capunta, Honduras.

Pleurobema patsaligensis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 82, pl. 2, fig. 1.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 761.
Simpson, 1914, Descr. Cat. Naiades: 788.
Type(s): HOLOTYPE USNM_150475, Little Patsaliga Creek, Alabama.

Lampsilis brittsi Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 76, pl. 5, figs. 1-2.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 533.
Simpson, 1914, Descr. Cat. Naiades: 58.
Type(s): HOLOTYPE USNM_152700, Little Niangua Riv., Camden Co., Mo.

Quadrula flexuosa Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 83, pl. 2, fig. 8.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 790.
Simpson, 1914, Descr. Cat. Naiades: 887.

Nodularia cylindracea Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 84.
(incorrect original spelling of Nodularia cylindrica Simpson, 1900)

Lampsilis australis Simpson, 1900
Simpson, 1900, Proc. Acad. Nat. Sci. 52: 75, pl. 2, fig. 2.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 544.
Simpson, 1914, Descr. Cat. Naiades: 94.
Type(s): HOLOTYPE USNM_150473, Little Patsaliga Creek, Alabama.

Taxonomic Opinions

Lampsilis australis Simpson

Lampsilis brittsi Simpson

Lampsilis fallaciosus (Smith)

Lampsilis kirklandianus S.H. Wright

Lampsilis mearnsi Simpson

Lampsilis villosus B.H. Wright

Medionidus walkeri B.H. Wright

Nephronaias reticulatus Simpson

Nodularia cylindracea [sic] Simpson
+ Unio grayanus Schrenck, 1867

Obovaria rotulatus B.H. Wright

Obovaria tinkeri B.H. Wright

Pleurobema argenteus pannosa Simpson

Pleurobema avellana Simpson

Pleurobema brevis subelliptica Simpson

Pleurobema harperi B.H. Wright

Pleurobema patsaligensis Simpson

Pleurobema pinkstoni S.H. Wright

Pleurobema reclusa B.H. Wright

Pleurobema strodeana B.H. Wright

Pleurobema swordiana S.H. Wright

Pseudodon loomisi Simpson

Ptychobranchus clintonensis Simpson

Quadrula flexuosa Simpson

Quadrula guatemalensis Simpson

Quadrula rudis Simpson

Quadrula triumphans B.H. Wright

Tritogonia conjugans B.H. Wright

Unio brimleyi S.H. Wright

Unio burtchianus S.H. Wright

Unio buxtoni B.H. Wright

Unio dispalans B.H. Wright

Unio iheringi B.H. Wright

Unio lehmani S.H. Wright

Unio pinei B.H. Wright

Page updated: 11:24:15 Wed 04 Dec 2024

 
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