Unionidae
Unionidae adalah keluarga kerang air tawar yang terbesar dalam ordo Unionida, ordo moluska bivalvia yang juga dikenal sebagai kerang sungai. Distribusi keluarga kerang ini adalah di seluruh dunia. Keluarga ini paling beragam di Amerika Utara, dengan sekitar 297 taksa yang diakui, tetapi di Cina dan Asia Tenggara juga  sangat beragam.

Daftar Genus 

 Subfamili Ambleminae
 Tribus Lampsilini 
 Genus Epioblasma
 Genus Lampsilis
 Genus Potamilus
 Genus Actinonaias
 Genus Cambarunio
 Genus Obovaria
 Genus Toxolasma
 Genus Medionidus
 Genus Ptychobranchus
 Genus Disconaias
 Genus Leaunio
 Genus Venustaconcha
 Genus Cyrtonaias
 Genus Hamiota
 Genus Sagittunio
 Genus Truncilla
 Genus Villosa
 Genus Arotonaias
 Genus Cyprogenia
 Genus Delphinonaias
 Genus Ortmanniana
 Genus Pachynaias
 Genus Atlanticoncha
 Genus Dromus
 Genus Ellipsaria
 Genus Friersonia
 Genus Glebula
 Genus Lemiox
 Genus Ligumia
 Genus Obliquaria
 Genus Paetulunio
 Tribus Pleurobemini
 Genus Elliptio
 Genus Pleurobema
 Genus Fusconaia
 Genus Plethobasus
 Genus Pleuronaia
 Genus Parvaspina
 Genus Elliptoideus
 Genus Eurynia
 Genus Hemistena
 Tribus Popenaiadini
 Genus Nephronaias
 Genus Psoronaias
 Genus Barynaias
 Genus Popenaias
 Genus Sphenonaias
 Genus Micronaias
 Genus Nephritica
 Genus Reticulatus
 Genus Martensnaias
 Tribus Quadrulini
 Genus Cyclonaias
 Genus Theliderma
 Genus Uniomerus
 Genus Quadrula
 Genus Megalonaias
 Genus Tritogonia
 Tribus Amblemini
 Genus Amblema
 Genus Regianaia
 Genus Plectomerus
 Subfamili Unioninae
 Tribus Anodontini
 Subtribus Alasmidontina
 Genus Alasmidonta
 Genus Lasmigona
 Genus Pyganodon
 Genus Utterbackiana
 Genus Strophitus
 Genus Utterbackia
 Genus Anodontoides
 Genus Arcidens
 Genus Pseudodontoideus
 Genus Pegias
 Genus Simpsonaias
 Subtribus Cristariina
 Genus Sinanodonta
 Genus Buldowskia
 Genus Cristaria
 Genus Anemina
 Genus Beringiana
 Genus Pletholophus
 Genus Simpsonella
 Genus Amuranodonta
 Subtribus Anodontina
 Genus Anodonta
 Genus Pseudanodonta
 Tribus Unionini
 Genus Unio
 Genus Nodularia
 Genus Aculamprotula
 Genus Acuticosta
 Genus Cuneopsis
 Genus Inversiunio
 Genus Pseudobaphia
 Genus Rhombuniopsis
 Genus Lepidodesma
 Genus Pseudocuneopsis
 Genus Schistodesmus
 Genus Arcuneopsis
 Genus Diaurora
 Genus Middendorffinaia
 Genus Protunio
 Tribus Lanceolariini
 Genus Lanceolaria
 Subfamili Gonideinae
 Tribus Pseudodontini
 Subtribus Pilsbryoconchina
 Genus Sundadontina
 Genus Monodontina
 Genus Pilsbryoconcha
 Genus Bineurus
 Genus Thaiconcha
 Genus Namkongnaia
 Genus Nyeinchanconcha
 Subtribus Pseudodontina
 Genus Pseudodon
 Tribus Contradentini
 Genus Lens
 Genus Yaukthwa
 Genus Physunio
 Genus Trapezoideus
 Genus Pressidens
 Genus Solenaia
 Tribus Lamprotulini
 Genus Lamprotula
 Genus Potomida
 Genus Schepmania
 Genus Discomya
 Genus Pronodularia
 Tribus Rectidentini
 Genus Hyriopsis
 Genus Ensidens
 Genus Ctenodesma
 Genus Elongaria
 Genus Khairuloconcha
 Genus Prohyriopsis
 Genus Rectidens
 Tribus Gonideni
 Genus Ptychorhynchus
 Genus Sinosolenaia
 Genus Inversidens
 Genus Leguminaia
 Genus Parvasolenaia
 Genus Gonidea
 Genus Koreosolenaia
 Genus Microcondylaea
 Genus Obovalis
 Genus Pseudodontopsis
 Tribus Chamberlainini
 Genus Sinohyriopsis
 Genus Chamberlainia
 Genus Caudiculatus
 Subfamili Modellnaiinae
 Genus Modellnaia
 Subfamili Parreysiinae
 Tribus Coelaturini
 Genus Coelatura
 Genus Nitia
 Genus Nyassunio
 Genus Prisodontopsis
 Genus Brazzaea
 Genus Grandidieria
 Genus Moncetia
 Genus Pseudospatha
 Tribus Indochinellini
 Genus Indonaia
 Genus Scabies
 Genus Radiatula
 Genus Harmandia
 Genus Indochinella
 Genus Scabiellus
 Genus Unionetta
 Tribus Lamellidentini
 Genus Lamellidens
 Genus Trapezidens
 Genus Arcidopsis
 Tribus Leoparreysiini
 Genus Leoparreysia
 Tribus Parreysiini
 Genus Parreysia
 Genus Balwantia
subfamili incertae sedis (penempatan tidak pasti)
 Genus Haasodonta 
 Genus Germainaia

Referensi 

Unionoidea
Unionida
Unionidae