Species;2n;n;FN;Karyotype;Locality;References "Family Hyriidae";;;;;; "Diplodon chilensis";34;–;–;"9m + 8sm";Chile;9 "Family Mutelidae";;;;;; "Alathyria pertexta";34;–;–;–;Australia;2 "Mutela rostrata";20;–;–;"2m + 2sm + 6a";Egypt;8 "Velesunio ambiguus";34;–;–;–;Australia;2 "Velesunio legrandi";34;–;–;–;Tazmania;2 "Family Margaritiferidae";;;;;; "Margaritifera margaritifera";38;–;–;–;USA;5 "Margaritifera laevis";38;19;76;19sm;Japan;4 "Family Unionidae";;;;;; "Alasmidonta arcula";38;–;–;–;USA;5 "Alasmidonta marginata";38;–;–;"10m + 7sm + 2sm";USA;5 "Anodonta anatina";38;–;76;"10m + 3s/m + 6sm";Netherlands;3 "Anodonta anatina";38;–;76;"6m + 12sm + 1st";Poland;14 "Anodonta cygnea";38;–;76;"6m + 12sm + 1st";Portugal;15 "Anodonta grandis";38;–;–;"6m + 12sm + 1st";USA;5 "Anodonta woodiana";38;–;76;–;Poland;13 "Anodonta woodiana woodiana";38;–;76;–;China;11 "Anodontoides ferussacianus";38;–;–;"9m + 10sm";USA;5 "Elliptio complanata";–;16;–;–;USA;1 "Elliptio complanata";38;–;–;–;USA;7 "Gonidea angulata";38;–;–;–;USA;5 "Hyriopsis cumingii";38;–;–;–;China;10 "Inversidens japonensis";38;–;76;"6m + 13sm";Japan;4 "Lampsillis radiate luteola";38;–;–;–;USA;5 "Lasmigona costata";38;–;–;"9m + 7sm + 3st";USA;5 "Potamilus alatus";38;–;–;–;USA;5 "Pseudodon obovalis omiensis";38;–;76;"9m + 10sm";Japan;4 "Ptychobranchus fasciolaris";38;–;–;"8m + 10sm + 1st";USA;5 "Quadrula quadrula";38;–;–;–;USA;5 "Solenaia khwaenoiensis";37;19;–;"3m + 15sm + 1st";Thailand;12 "Toxolasma lividus grans";38;–;–;–;USA;5 "Tritigonia verrucosa";38;–;–;–;USA;5 "Unio elongatulus";28;–;–;"10m + 4sm";Egypt;8 "Unio elongatulus";–;19;–;–;Italy;6 "Unio pictorum";38;–;76;"8m + 1m/sm + 10sm";Netherlands;3 "Villosa iris";38;–;–;"11m + 6sm + 2st";USA;5 "Villosa lienosa";38;–;–;–;USA;5