Unio tumidus

Unio tumidus, the swollen river mussel, is a species of freshwater mussel, an aquatic bivalve mollusc in the family Unionidae, the river mussels.


 * Subspecies:
 * † Unio tumidus ludwigi Wenz, 1922

Synonyms

 * Mya depressa Donovan, 1801 (a junior synonym)
 * Mysca solida W. Turton, 1822 junior subjective synonym
 * Unio (Tumidusiana) tumidus Philipsson, 1788 ·
 * Unio (Unio) conus Spengler, 1793 ·
 * Unio (Unio) muelleri Rossmässler, 1838 (a junior synonym)
 * Unio (Unio) tumidus Philipsson, 1788 ·
 * Unio conus Spengler, 179 3 ·
 * Unio gerstfeldtianus Clessin, 1880 · (a junior synonym)
 * Unio inflata Hecart, 1833 (unavailable; a junior homonym of Unio inflatus Studer, 1820 )
 * Unio lauterborni F. Haas, 1909 (a junior synonym)
 * Unio limosus var. maxima Mörch, 1864 (a junior synonym)
 * Unio muelleri Rossmässler, 1838 ·
 * Unio ovalis (Montagu, 1803) ·
 * Unio rhenanus Kobelt, 1886 (a junior synonym)
 * Unio tumidus gerstfeldtianus Clessin, 1880 (a junior synonym)
 * Unio tumidus ilekensis Kobelt, 1911 (a junior synonym)
 * Unio tumidus var. bashkiricus Zhadin, 1938 (a junior synonym)
 * Unio tumidus var. borysthenensis Kobelt, 1880 (a junior synonym)
 * Unio tumidus var. corrosus Zelebor, 1851 (a junior synonym)
 * Unio tumidus var. falcatulus Drouët, 1881 (a junior synonym)
 * Unio tumidus var. fridmani Zhadin, 1938 (a junior synonym)
 * Unio tumidus var. heckingi Colbeau, 1868 (a junior synonym)
 * Unio tumidus var. kobeltianus Zhadin, 1938 ·
 * Unio tumidus var. limicola Mörch, 1864 (a junior synonym)
 * Unio tumidus var. moltschanovi Zhadin, 1938 (a junior synonym)
 * Unio tumidus var. okae Kobelt, 1911 (invalid; junior homonym of Unio...)
 * Unio tumidus var. picta Mörch, 1864 ·
 * Unio tumidus var. rohrmanni Kobelt, 1880 (a junior synonym)
 * Unio tumidus var. saccatus Rossmässler, 1858 (a junior synonym)

Distribution
Its native distribution is European.


 * Croatia
 * Czech Republic - in Bohemia, in Moravia, vulnerable (VU)
 * Germany
 * Germany - high endangered (Stark gefährdet)
 * Germany - Listed as a specially protected species in annex 1 in Bundesartenschutzverordnung.
 * Latvia
 * Lithuania - vulnerable
 * Netherlands
 * Poland
 * Slovakia
 * Sweden
 * British Isles - in England