Unio mancus

Unio mancus
A view of valves of Unio mancus
A live individual of Unio mancus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Unionoida
Family: Unionidae
Genus: Unio
Species: U. mancus
Binomial name
Unio mancus
Lamarck, 1819
Synonyms
  • Unio elongatulus Pfeiffer, 1825

Unio mancus is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. [1][2]

Distribution

This species can be found from northeast Spain throughout the Mediterranean zone, northeast Africa and in the Middle East. [3] It is present in Austria, Bosnia and Herzegovina, Croatia, Cyprus, France, Greece, Italy, Lebanon, Montenegro, Slovenia, Spain, Switzerland, Syria and Turkey.[4]

Description

Shells of Unio mancus usually reach a size of 55–65 millimetres (2.2–2.6 in), with a maximum of 10 centimetres (3.9 in).[5] These freshwater mussels have a dark brown or yellowish-green periostracum. The shells are equivalve, inequilateral and oval-shaped, with a rounded anterior margin and a truncated posterior margin. The inner is iridescent white.[6]

References


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