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Page last updated
Thu 17 July 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!


Bivalvia | ... | Unionidae | Parreysiinae | Coelaturini | Coelatura

species Coelatura horei (E.A. Smith, 1880): synonymy
     100 specimens + 8 Genbank vouchers

Unio horei E.A. Smith, 1880
E.A. Smith, 1880. Ann. Mag. Nat. Hist. 6: 429.
E.A. Smith, 1881. Proc. Zool. Soc. London 1881: 299, pl. 34, fig. 37.
Type(s): HOLOTYPE BMNH_80-12-20-42, Lake Tanganyika.

Nodularia (sec. Cælatura [sic]) horeiSimpson (1900), Simpson (1914)
Unio horeiE.A. Smith (1904)
Nodularia (Coelatura) horeiKobelt (1910)
Parreysia horeiPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Caelatura (s.s.) [sic] aegyptiaca horeiVan Damme (1984)
Caelatura [sic] horeiMandahl-Barth (1988)
Coelatura horeiDaget (1998), Scholz & Glaubrecht (2004), Graf & Cummings (2007), IUCN (2010), Bogan (2010), Graf & Cummings (2011), Ortiz-Sepulveda et al. (2020), Graf & Cummings (2021)

Unio bridouxi Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 13.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPE MNHN_MP_1554, Kibanga, lac Tanganyika.

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio bridouxiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio calathus Bourguignat, 1886
Bourguignat, 1886. Esp. Nouv. et Genres Nouv. Lac Oukékérewe et Tanganika: 23.
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): UNKNOWN MRAC_56578, Tanganyika.

Nodularia (sec. Cælatura [sic]) calathusSimpson (1900)
Unio calathusE.A. Smith (1904)
Nodularia (Coelatura) calathusKobelt (1910)
Nodularia calathusSimpson (1914)
Cælatura [sic] calathusPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), IUCN (2010)

Unio charbonnieri Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 9.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45, pl. 20, figs. 1-2.
Type(s): SYNTYPE MNHN_MP_0041, Kibanga (Lac Tanganyika).

Nodularia (sec. Cælatura [sic]) niloticaSimpson (1900)
Unio charbonnieriE.A. Smith (1904)
Nodularia (Coelatura) nilotica var. charbonieri [sic]Kobelt (1910)
Nodularia (sec. Cælatura [sic]) charbonnieriSimpson (1914)
Cælatura [sic] charbonnieriPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), IUCN (2010)

Unio coulboisi Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 12.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45, pl. 20, figs. 3-4.
Type(s): SYNTYPE MNHN_MP_0025, Kibanga (Lac Tanganyika).

Nodularia (sec. Cælatura [sic]) niloticaSimpson (1900)
Unio coulboisiE.A. Smith (1904)
Nodularia (Coelatura) nilotica var. coulboisiKobelt (1910)
Nodularia (sec. Cælatura [sic]) charbonnieriSimpson (1914)
Cælatura [sic] charbonnieriPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio dromauxi Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 17.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 47, pl. 21, figs. 1-2.
Type(s): SYNTYPE MNHN_MP_0049, Kibanga, Lac Tanganyika.

Nodularia (sec. Cælatura [sic]) niloticaSimpson (1900)
Unio dromauxiE.A. Smith (1904)
Nodularia (Coelatura) nilotica var. dromauxiKobelt (1910)
Nodularia (sec. Cælatura [sic]) charbonnieriSimpson (1914)
Cælatura [sic] charbonnieriPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio guillemeti Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 15.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPES MNHN_MP_0159, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio guillemetiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio josseti Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 19.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPE MNHN_MP_0160, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio jossetiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio jouberti Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 8.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPE MNHN_MP_0151, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio joubertiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio lavigerianus Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 14.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPES MNHN_MP_0140, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio lavigerianusE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio menardi Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 20.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPES MNHN_MP_0102, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio menardiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio moineti Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 7, 11.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Type(s): SYNTYPES MNHN_MP_0120, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Unio moinetiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio randabeli Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 22.
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 47, pl. 21, figs. 3-4.
Type(s): SYNTYPE MNHN_MP_0089, Kibanga (Lac Tanganyika).

Nodularia (sec. Cælatura [sic]) randabeliSimpson (1900), Simpson (1914)
Unio randabeliE.A. Smith (1904)
Cælatura [sic] randabeliPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), IUCN (2010)

Unio vinckei Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8 [as ‘vynckei’], 18.
(incorrect original spelling of Unio vynckei Bourguignat, 1886)
Type(s): SYNTYPE MNHN_MP_0190, Kibanga (Lac Tanganyika).

Unio vinckeiE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio visseri Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8 [as ‘vysseri’], 21.
(incorrect original spelling of Unio vysseri Bourguignat, 1886)
Type(s): SYNTYPES MNHN_MP_0192, Kibanga (Lac Tanganyika).

Unio visseriE.A. Smith (1904)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Unio vynckei Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 18 [as ‘vinckei’].
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Bourguignat, 1889. Bull. Soc. Malac. France 6: 60.
(correct name for Unio vinckei Bourguignat, 1886)
Type(s): SYNTYPE MNHN_MP_0190, Kibanga (Lac Tanganyika).

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Coelatura horeiDaget (1998)

Unio vysseri Bourguignat, 1886
Bourguignat, 1886. Nouv. Malac.: Unio. Iridin. Lac Tanganika: 8, 21 [as ‘visseri’].
Bourguignat, 1888. Iconogr. Malac. Lac Tanganika: 45.
Bourguignat, 1889. Bull. Soc. Malac. France 6: 60.
(correct name for Unio visseri Bourguignat, 1886)

Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Coelatura horeiDaget (1998)

Unio boehmi Martens, 1897
Martens, 1897. Besch. Weich. Deutsch Ost Afr. 4: 223, pl. 7, fig. 9 [as ‘böhmi’].
Type(s): FIGURED SYNTYPE ZMB_35532, Karema, Tanganyikasee, Tanzania.

Nodularia (sec. Cælatura [sic]) bohmi [sic]Simpson (1900), Simpson (1914)
Unio böhmiE.A. Smith (1904)
Nodularia (Coelatura) boehmiKobelt (1910)
Cælatura [sic] böhmiPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), Scholz & Glaubrecht (2004), IUCN (2010)

Unio gerrardi Martens, 1897
E.A. Smith, 1880. Proc. Zool. Soc. London 1880: 351 [as ‘U. niloticus Cailliaud’].
Martens, 1897. Besch. Weich. Deutsch Ost Afr. 4: 223, pl. 7, fig. 5.
Type(s): LECTOTYPE ZMB_32910A (by Scholz & Glaubrecht, 2004: 110), Tanganyikasee, Tanzania.

Nodularia (sec. Cælatura [sic]) nilotica var. gerrardiSimpson (1900)
Unio gerrardiE.A. Smith (1904)
Nodularia (Coelatura) gerrardiKobelt (1910)
Nodularia (sec. Cælatura [sic]) gerrardiSimpson (1914)
Cælatura [sic] (s.s.) gerrardiPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), Scholz & Glaubrecht (2004), IUCN (2010)

Unio gereti Preston, 1910
Preston, 1910. Ann. Mag. Nat. Hist. 6: 61, pl. 4, fig. 9.
Type(s): HOLOTYPE MRAC_56800, Lac Tanganyika.

Unio geretiSimpson (1914)
Cælatura [sic] geretiPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998), IUCN (2010)

Unio posseti Dartevelle & Schwetz, 1948
Dartevelle & Schwetz, 1948. Mém. Inst. Royal Colonial Belge: 46.
(error for Unio josseti Bourguignat, 1886)

Coelatura horeiDaget (1998)

Unio landeaui of Authors, unknown year
Bourguignat, in MNHN coll. of Authors.
Type(s): MANUSCRIPT NAME MNHN_MP_1342, Kibanga, Lac Tanganyika.

Unio niloticus E.A. Smith, 1880
‘Cailliaud’ E.A. Smith, 1880. Proc. Zool. Soc. London 1880: 351.
‘Caulliaud’ E.A. Smith, 1881. Proc. Zool. Soc. London 1881: 296.
(misidentified reference to Unio niloticus Cailliaud, 1827)

Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Coelatura horeiDaget (1998)

Nodularia bohmi Simpson, 1900
‘Martens’ Simpson, 1900. Proc. U.S. Nat. Mus. 22: 823.
‘Martens’ Simpson, 1914. Descr. Cat. Naiades: 1036.
(error for Unio boehmi Martens, 1897)

Nodularia (Coelatura) charbonieri Kobelt, 1910
‘Bourg.’ Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 85.
(error for Unio charbonnieri Bourguignat, 1886)

Unio randibeli IUCN, 2010
‘Bourguignat, 1886’ IUCN, 2010. IUCN Red List: [web].
(error for Unio randabeli Bourguignat, 1886)

Taxonomic History (since 1900)

Nodularia (sec. Cælatura [sic]) horeiSimpson (1900), Simpson (1914)
Simpson (1900), Simpson (1914), Pilsbry & Bequaert (1927)
Nodularia (sec. Cælatura [sic]) calathusSimpson (1900)
Nodularia (sec. Cælatura [sic]) niloticaSimpson (1900)
Nodularia (sec. Cælatura [sic]) randabeliSimpson (1900), Simpson (1914)
Nodularia (sec. Cælatura [sic]) bohmi [sic]Simpson (1900), Simpson (1914)
Nodularia (sec. Cælatura [sic]) nilotica var. gerrardiSimpson (1900)
Unio horeiE.A. Smith (1904)
Unio bridouxiE.A. Smith (1904)
Unio calathusE.A. Smith (1904)
Unio charbonnieriE.A. Smith (1904)
Unio coulboisiE.A. Smith (1904)
Unio dromauxiE.A. Smith (1904)
Unio guillemetiE.A. Smith (1904)
Unio jossetiE.A. Smith (1904)
Unio joubertiE.A. Smith (1904)
Unio lavigerianusE.A. Smith (1904)
Unio menardiE.A. Smith (1904)
Unio moinetiE.A. Smith (1904)
Unio randabeliE.A. Smith (1904)
Unio vinckeiE.A. Smith (1904)
Unio visseriE.A. Smith (1904)
Unio böhmiE.A. Smith (1904)
Unio gerrardiE.A. Smith (1904)
Nodularia (Coelatura) horeiKobelt (1910)
Nodularia (Coelatura) calathusKobelt (1910)
Nodularia (Coelatura) nilotica var. charbonieri [sic]Kobelt (1910)
Nodularia (Coelatura) nilotica var. coulboisiKobelt (1910)
Nodularia (Coelatura) nilotica var. dromauxiKobelt (1910)
Nodularia (Coelatura) boehmiKobelt (1910)
Nodularia (Coelatura) gerrardiKobelt (1910)
Nodularia calathusSimpson (1914)
Nodularia (sec. Cælatura [sic]) charbonnieriSimpson (1914)
Nodularia (sec. Cælatura [sic]) gerrardiSimpson (1914)
Unio geretiSimpson (1914)
Parreysia horeiPilsbry & Bequaert (1927)
Cælatura [sic] calathusPilsbry & Bequaert (1927)
Cælatura [sic] charbonnieriPilsbry & Bequaert (1927)
Cælatura [sic] randabeliPilsbry & Bequaert (1927)
Cælatura [sic] böhmiPilsbry & Bequaert (1927)
Cælatura [sic] (s.s.) gerrardiPilsbry & Bequaert (1927)
Cælatura [sic] geretiPilsbry & Bequaert (1927)
Caelatura [sic] (s.s.) horeiHaas (1936), Haas (1969)
Caelatura (s.s.) [sic] aegyptiaca f. calathusLeloup (1950)
Caelatura (s.s.) [sic] aegyptiaca horeiVan Damme (1984)
Caelatura [sic] horeiMandahl-Barth (1988)
Coelatura horeiDaget (1998), Scholz & Glaubrecht (2004), Graf & Cummings (2007), IUCN (2010), Bogan (2010), Graf & Cummings (2011), Ortiz-Sepulveda et al. (2020), Graf & Cummings (2021)

 
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