Unio abyssinicus Martens, 1866
8 synonyms | 7 specimens
Range: Lake Tana, Ethiopia and as a subfossil in the Nile, northeastern Africa. [Afrotropics]
IUCN Red List: Endangered.
Other web sites: ITIS MolluscaBase.

Unio bruguierianus Bourguignat, 1853
39 synonyms | 4 specimens
Range: Eastern Mediterranean Europe to Syria and Iraq. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio caffer Krauss, 1848
31 synonyms | 184 specimens
Range: Southern Africa, north to the Zambezi. [Afrotropics]
Genbank sequences: 28S, COI.
IUCN Red List: Least Concern (Cafferia caffer).
Other web sites: ITIS MolluscaBase 2 3 4 5.

Unio carneus Küster, 1854
3 synonyms
Range: Montenegro, Mediterranean Europe. [North Eurasia]
Genbank sequences: COI.
Other web site: MolluscaBase.

Unio courtillieri Hattemann, 1859
1 synonym
Range: France. [North Eurasia]
Genbank sequences: 16S, 28S, COI.

Unio crassus Philipsson in Retzius, 1788
311 synonyms | 118 specimens
Range: Widespread in continental Europe through the Dardanelles to Transcaucasia. [North Eurasia]
Genbank sequences: 16S, 18S, 28S, 5.8S, COI, COI M-type, Cytb, ITS1, ND1, mtGenome, mtGenome M-type.
IUCN Red List: Endangered.
Other web sites: ITIS MolluscaBase 2 3 4.

Unio damascensis Lea, 1863
3 synonyms | 3 specimens
Range: Mediterranean Central Turkey to the Orontes River in Syria. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio delicatus Lea, 1863
19 synonyms | 10 specimens
Range: European Turkey, to the Orontes in Syria. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio delphinus Spengler, 1793
45 synonyms | 13 specimens
Range: Atlantic basins of the Iberian Peninsula and Morocco. [North Eurasia]
Genbank sequences: 16S, 28S, COI, mtGenome, mtGenome M-type.
IUCN Red List: Near Threatened.
Other web sites: ITIS MolluscaBase.

Unio dembeae Reeve, 1865
20 synonyms | 14 specimens
Range: The Nile and Lake Turkana basins in northeastern Africa. [Afrotropics]
Other web site: MolluscaBase.

Unio durieui Deshayes, 1847
10 synonyms | 2 specimens
Range: Mediterranean northern Africa. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
IUCN Red List: Endangered.
Other web sites: ITIS MolluscaBase.

Unio elongatulus Pfeiffer, 1825
90 synonyms | 1 specimen
Range: Mediterranean Europe. [North Eurasia]
Genbank sequences: 16S, 28S, COI, mtGenome.
Other web site: MolluscaBase 2.

Unio eucirrus Bourguignat, 1857
1 synonym
Range: Karamenderes River, Turkey. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio foucauldianus Pallary, 1936
2 synonyms
Range: Morocco, Palearctic North Africa. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
IUCN Red List: Critically Endangered.
Other web site: MolluscaBase.

Unio gibbus Spengler, 1793
5 synonyms
Range: Iberian Peninsula and Morocco. [North Eurasia]
Genbank sequences: 16S, 28S, COI, SRA.
Other web sites: ITIS MolluscaBase.

Unio hueti Bourguignat, 1855
2 synonyms
Range: Upper Euphrates in Syria and Iraq. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio ionicus Drouët, 1879
3 synonyms | 1 specimen
Range: Greece. [North Eurasia]
Genbank sequences: 16S, COI.
Other web site: MolluscaBase.

Unio mancus Lamarck, 1819
211 synonyms | 96 specimens
Range: Spain to Italy, in basins draining to the Mediterranean. [North Eurasia]
Genbank sequences: 16S, 28S, COI, mtGenome.
IUCN Red List: Data Deficient (Unio turtoni), Near Threatened.
Other web sites: ITIS MolluscaBase 2 3 4 5 6.

Unio pictorum (Linnaeus, 1758)
159 synonyms | 57 specimens
Range: Widespread in Europe, from the Atlantic to the Volga and Black Sea. Introduced to the Amur Basin, eastern Asia. [East Asia, North Eurasia]
Genbank sequences: 16S, 16S M-type, 18S, 28S, 5.8S, COI, COI M-type, Cytb, H3, ITS1, mtGenome, mtGenome M-type.
IUCN Red List: Least Concern.
Other web sites: ITIS MolluscaBase.

Unio ravoisieri Deshayes, 1848
14 synonyms
Range: Iberian Peninsula and northern Africa. [North Eurasia]
Genbank sequences: 16S, 18S, 28S, COI.
Other web sites: ITIS MolluscaBase.

Unio sesirmensis Kobelt, 1913
1 synonym
Range: Turkey. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
Other web site: MolluscaBase.

Unio terminalis Bourguignat, 1852
17 synonyms | 3 specimens
Range: Jordon River basin, Israel. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
IUCN Red List: Vulnerable.
Other web site: MolluscaBase.

Unio tigridis Bourguignat, 1852
32 synonyms | 16 specimens
Range: Syria to Iraq. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
IUCN Red List: Least Concern.
Other web sites: ITIS 2 MolluscaBase.

Unio tumidiformis Castro, 1885
9 synonyms
Range: Southwestern rivers on the Iberian Peninsula, Portugal and Spain. [North Eurasia]
Genbank sequences: 16S, 28S, COI.
IUCN Red List: Vulnerable.
Other web sites: ITIS MolluscaBase.

Unio tumidus Philipsson in Retzius, 1788
90 synonyms | 27 specimens
Range: Widespread in Europe. Introduced to the Amur Basin. [East Asia, North Eurasia]
Genbank sequences: 16S, 16S M-type, 18S, 28S, 5.8S, COI, COI M-type, Cytb, ITS1, ND1, mtGenome, mtGenome M-type.
IUCN Red List: Least Concern.
Other web sites: ITIS MolluscaBase.

Unio asturianus Delevene, Munt, Piñuela & García-Ramos, 2016 (Jurassic)
1 synonym
Range: Late Jurassic, Spain. [North Eurasia]
Other web site: MolluscaBase.

Unio baileyi Logan, 1900 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.

Unio bituberculosus Martens, 1874 (fossil)
2 synonyms
Range:
Other web site: MolluscaBase.

Unio exquisitus Lindholm, 1932 (fossil)
1 synonym
Range:
Other web site: MolluscaBase.

Unio iridoides White, 1886 (Jurassic)
3 synonyms
Range: Jurassic, North America.

Unio kirchbergensis Krauss, 1852 (Tertiary)
1 synonym
Range: Miocene, Germany. [North Eurasia]
Other web site: MolluscaBase.

Unio knightii Logan, 1900 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.

Unio lapilloides White, 1886 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.

Unio macropisthus White, 1886 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.

Unio mammillaris Yen, 1952 (Jurassic)
1 synonym
Range: Jurassic, North America.

Unio migliorinii Magrograssi, 1928 (Tertiary)
1 synonym
Range: Isle of Rhodes, Tertiary. [North Eurasia]
Other web site: MolluscaBase.

Unio nucalis Meek & Hayden, 1858 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.

Unio pseudatavus Bukowski, 1896 (Tertiary)
3 synonyms
Range: Isle of Rhodes, Tertiary. [North Eurasia]
Other web site: MolluscaBase.

Unio tschiliensis Sturany, 1901 (Quaternary)
1 synonym
Range: Pleistocene, Asia.

Unio uniseralis (Lindholm, 1932) (fossil)
1 synonym
Range:
Other web site: MolluscaBase.

Unio willistoni Logan, 1900 (Jurassic)
1 synonym
Range: Jurassic, North America.
Other web site: MolluscaBase.