n = 5
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Atractosteus adamantinus | (Rafinesque, 1818) | Atractosteus spatula | Lepisosteidae | Alligator gar |
| Atractosteus lucius | Duméril, 1870 | Atractosteus spatula | Lepisosteidae | Alligator gar |
| Atractosteus spatula | (Lacepède, 1803) | Atractosteus spatula | Lepisosteidae | Alligator gar |
| Atractosteus tristoechus | (Bloch & Schneider, 1801) | Atractosteus tristoechus | Lepisosteidae | Cuban gar |
| Atractosteus tropicus | Gill, 1863 | Atractosteus tropicus | Lepisosteidae | Tropical gar |