North America consists of only three countries, Canada, Mexico, and the United States. While Canada offers very few species, the other two countries have numerous killifish. Many Pupfish are considered endangered throughout the range which covers mainly Mexico and the United States. |
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| PUPFISH | FUNDULUS | OTHER |
| Cyprinodon | Fundulus | Lucania |
| Cubanichthys | Profundulus | Leptolucania |
| Crenichthys | ||
| Floridichthys | ||
| Garmanella | ||
| Megupsilon | ||
| Yssolebias | ||
NORTH AMERICAN