Family: Arcidae (Ark Clams)
| Genus and Selected Species | Image |
|---|---|
| Acar gradata |  |
| Anadara ambigua |  |
| Arca bouvieri |  |
| Asperarca nodulosa |  |
| Barbatia amygdalumtostum |  |
| Bathyarca anomala |  | Bentharca asperula |  |
Calloarca cibotina |  |
Deltaodon rubrotincta |  |
Destacar metella |  |
Fugleria tenera |  |
Hawaiarca rectangula |  |
Larkinia grandis |  |
Litharca lithodomus |  |
Lunarca ovalis |  |
Mabellarca dautzenbergi |  |
Mesocibota bistrigata |  |
Mimarcaria matsumotoi |  |
Miratacar wendti |  |
Mosambicarca hians |  |
Paranadara taludae |  |
Samacar strabo |  |
Scaphula celox |  |
Senilia senilis |  |
Tegillarca granosa |  |
Trisidos tortuosa |  |
Vitracar sulcata |  |
Xenophorarca xenophoricola |  |
Family: Cucullaeidae (False Ark Clams)
| Genus and Selected Species | Image |
|---|---|
| Cucullaea labiata |  |
Family: Glycymerididae (Dog Cockles)
| Genus and Selected Species | Image |
|---|---|
| Axinactis inaequalis |  |
| Glycymeris gigantea |  |
| Melaxinaea vitrea |  |
| Pectunculus roseus |  |
| Tucetona auriflua |  |
Family: Limopsidae
| Genus and Selected Species | Image |
|---|---|
| Limopsis cristata |  |
Family: Noetiidae
| Genus and Selected Species | Image |
|---|---|
| Arcopsis adamsi |  |
| Congetia congoensis |  |
| Didimacar tenebrica |  |
| Estellacar galactodes |  |
| Mulinarca aceraea |  |
| Noetia ponderosa |  |
| Noetiella vivianae |  |
| Ribriarca polycymoides |  |
| Sheldonella delgata |  |
| Stenocista gambiensis |  |
| Striarca pisolina |  |
| Verilarca bivia |  |
Family: Parallelodontidae (Triangular Clams)
| Genus and Selected Species | Image |
|---|---|
| Porterius dalli |  |
Family: Philobryidae
| Genus and Selected Species | Image |
|---|---|
| Adacnarca limpsoides |  |
| Aupouria parvula | |
| Cosa costata |  |
| Cratis progressa |  |
| Limarca munieri | |
| Limopsilla pumilio |  |
| Lissarca aucklandica |  |
| Neocardia kandeli |  |
| Philobrya sublaevis |  |
| Verticipronus mytilus |  |