| Family: |
Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae |
| Max. size: |
5 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater, non-migratory |
| Distribution: |
North America: El Potosà in Nuevo Leon, Mexico. |
| Diagnosis: |
Dorsal soft rays (total): 10-12; Anal soft rays: 9-11 |
| Biology: |
5.9 cm max SL (Ref. 12193). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). |
| IUCN Red List Status: |
Extinct in the Wild (EW); Date assessed: 12 September 2018 Ref. (130435)
|
| Threat to humans: |
harmless |
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