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Page last updated
Mon 24 Jun 2019

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 Conrad (1834), 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

Conrad, T.A. 1834. New fresh water shells of the United States, with coloured illustrations; and a monograph of the genus Anculotus of Say; also a synopsis of the American naiades: 1-76 + 8 plates.

Click here for online access.

Attributed Species Names

Unio infucatus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 45, pl. 3, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 250.

Unio penitus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 33, pl. 5, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 254.
Type(s): HOLOTYPE ANSP_59860, Alabama.

Unio nebulosus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 28, pl. 3, fig. 7.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 252.

Unio poulsoni Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 25, pl. 1.

Unio alabamensis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 67.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 260.
(new name for Symphynota inflata Lea, 1831)

Alasmodonta truncata Conrad, 1834
‘Say’ Conrad, 1834, New Fresh-Water Shells: 73.
(intro'd as syn of Alasmodonta radiata Conrad, 1834)

Unio taeniatus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 26, pl. 4, fig. 2 [as ‘tæniatus’].
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 258 [as ‘tæniatus’].
Type(s): HOLOTYPE ANSP_56441, Flint River, Ala.

Unio undatus Conrad, 1834
‘Barnes’ Conrad, 1834, New Fresh-Water Shells: 72.
(reference to Unio undatus Barnes, 1823)

Unio personatus Conrad, 1834
‘Say’ Conrad, 1834, New Fresh-Water Shells: 71.
(misidentified reference to Unio personatus Say, 1829)

Anodonta teres Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 47, pl. 7, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 264.

Unio greenii Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 32, pl. 4, fig. 1.
Conrad, 1837, Monogr. Fam. Unionidae 1(8): 69, pl. 38, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 250.
Type(s): SYNTYPE USNM_84950, [Black Warrior River] Alabama.

Unio maculatus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 30, pl. 4, fig. 4.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 252.
(homonym of Unio (Elliptio) nigra var. maculata Rafinesque, 1820; renamed Pleurobema conradi Vanatta, 1915)

Unio oviformis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 46, pl. 3, fig. 6.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 254.

Unio furvus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 39, pl. 6, fig. 3.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 250.

Unio perovatus Conrad, 1834
Conrad, 1834, Amer. J. Sci. 25(2): 338, pl. 1, fig. 3.
Conrad, 1834, New Fresh-Water Shells: 47, pl. 2, fig. 3.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 254.
Type(s): LECTOTYPE ANSP_129864, [no locality available - North America].

Unio olivarius Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 70.
Ferussac, 1835, Mag. Zool. 5: 28, 34.
(reference to Amblema olivaria Rafinesque, 1820)

Unio rubellus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 38, pl. 6, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 257.

Unio laevigatus Say, 1834
‘Rafinesque’ of Authors.
Say, 1834, Amer. Conch. 6: [no pagination].
Conrad, 1834, New Fresh-Water Shells: 70.
Ferussac, 1835, Mag. Zool. 5: 28.
Lea, 1836, Synopsis Fam. Naiades: 59.
Lea, 1852, Synopsis Fam. Naiades: 57.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 251.
Ortmann, 1921, Mem. Carnegie Mus. 8: 92.
(error for Unio (Aximedia) levigata Rafinesque, 1820)

Unio cor Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 28, pl. 3, fig. 3.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 247.
Type(s): HOLOTYPE MCZ_178792, Elk and Flint Rivers, Alabama.

Unio pectorosus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 37, pl. 6, fig. 1.
Conrad, 1836, Monogr. Fam. Unionidae 1(3): 25, pl. 11, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 254.

Unio perovalis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 43, pl. 2, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 254.
Type(s): HOLOTYPE ANSP_56416, Alabama R.

Unio caelatus Conrad, 1834
Conrad, 1834, Amer. J. Sci. 25(2): 338, pl. 1, fig. 1 [as ‘cœlatus’].
Conrad, 1834, New Fresh-Water Shells: 29, pl. 3, fig. 4 [as ‘cælatus’].
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 245 [as ‘cælatus’].
(correct name for Unio coelatus Conrad, 1834)

Unio altilis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 43, pl. 2, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 244.
Type(s): HOLOTYPE ANSP_56419, Ogeechee R., Ga.

Unio masoni Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 34, pl. 5, fig. 2.
Conrad, 1836, Monogr. Fam. Unionidae 1(3): 28, pl. 12, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 252.

Unio torulosus Conrad, 1834
‘Rafinesque’ Conrad, 1834, New Fresh-Water Shells: 72.
‘Raf.’ Conrad, 1853, Proc. Acad. Nat. Sci. 6: 259.
(reference to Amblema torulosa Rafinesque, 1820)

Unio cardium Conrad, 1834
‘Rafinesque’ Conrad, 1834, New Fresh-Water Shells: 68.
(reference to Lampsilis cardium Rafinesque, 1820)

Unio stramineus Conrad, 1834
Conrad, 1834, Amer. J. Sci. 25(2): 339, pl. 1, fig. 6.
Conrad, 1834, New Fresh-Water Shells: pl. 7, fig. 1.
Conrad, 1838, Monogr. Fam. Unionidae 1(10): 91, pl. 50, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 258.

Unio obovata Conrad, 1834
‘Raf.’ Conrad, 1834, New Fresh-Water Shells: 69.
(error for Obovaria obovalis Rafinesque, 1820)

Unio lineolatus Say, 1834
‘Rafinesque’ of Authors.
‘Rafinesque’ Say, 1834, Amer. Conch. 6: pl. 68.
‘Rafinesque’ Conrad, 1834, New Fresh-Water Shells: 70.
(reference to Obliquaria (Plagiola) lineolata Rafinesque, 1820)

Unio icterinus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 41, pl. 6, fig. 5.
Conrad, 1836, Monogr. Fam. Unionidae 1(4): 39, pl. 18, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 250.
Type(s): HOLOTYPE ANSP_41381, muddy shore, Savannah River, opposite Augusta [Richmond Co.], Georgia.

Unio tenebrosus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 42, pl. 7, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 258.

Unio fasciolaris Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 69.
(reference to Obliquaria (Ellipsaria) fasciolaris Rafinesque, 1820)

Anodonta subvexa Conrad, 1834
Conrad, 1834, Amer. J. Sci. 25(2): 341, pl. 1, fig. 1.
Conrad, 1834, New Fresh-Water Shells: 73.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 264.

Unio obliquatus Say, 1834
‘Rafinesque’ of Authors.
Say, 1834, Amer. Conch. 6: ??.
Conrad, 1834, New Fresh-Water Shells: 70.
(reference to Obliquaria (Scalenaria) obliquata Rafinesque, 1820)

Unio delumbis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 35, pl. 5, fig. 3.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 248.

Unio interruptus Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 69.
Say, 1834, Amer. Conch. 6: ??.
Ferussac, 1835, Mag. Zool. 5: 28.
Conrad, 1838, Monogr. Fam. Unionidae 1(10): 88, pl. 48.
Reeve, 1864, Conch. Icon. 16: pl. 14, sp. 56.
(misidentified reference to Obliquaria (Plagiola) interrupta Rafinesque, 1820)

Unio arctatus Conrad, 1834
Conrad, 1834, Amer. J. Sci. 25(2): 340, pl. 1, fig. 9.
Conrad, 1834, New Fresh-Water Shells: 36, pl. 5, fig. 4.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 245.

Unio raveneli Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 39, pl. 6, fig. 4.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 256.
(renamed Margarita (Unio) watereensis Lea, 1836)
Type(s): SYNTYPE ANSP_41370, So. Carolina.

Unio cicatricosus Conrad, 1834
‘Say’ Conrad, 1834, New Fresh-Water Shells: ??.
‘Say’ Conrad, 1840, Monogr. Fam. Unionidae 2(13): 115, pl. 64.
(misidentified reference to Unio cicatricosus Say, 1829)

Unio vibex Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 31, pl. 4, fig. 3.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 260.
Type(s): UNKNOWN ANSP_56488, Black Warrior River, Ala.

Unio prasinus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 44, pl. 3, fig.1.
Conrad, 1837, Monogr. Fam. Unionidae 1(9): 79, pl. 44, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 255.

Unio nervosa Conrad, 1834
‘Rafinesque’ of Authors.
Conrad, 1834, New Fresh-Water Shells: 70.
Say, 1834, Amer. Conch. 6: ??.
Lapham, 1852, Trans. WI Agri. Soc. 2: 369.
Agassiz, 1852, Arch. Naturg. 18(1): 48.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 252.
(misidentified reference to Unio (Leptodea) nervosa Rafinesque, 1820)

Unio trabalis Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 27, pl. 3, fig. 5.
Conrad, 1840, Monogr. Fam. Unionidae 2(12): 110, pl. 60, fig. 2.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 259.
Type(s): HOLOTYPE ANSP_56481, Flint River, Ala.

Page updated: 12:08:54 Mon 24 Jun 2019

 
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