| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Amphidinium carterae Hulburth |
Canada | ||
| Amphidinium flexum Herdman |
Northeast Atlantic | ||
| Amphidinium latum Lebour |
Northeast Atlantic | ||
| Amphidinium manannini Herdman |
Northeast Atlantic | ||
| Amphidinium sphenoides WüIff |
Canada |