| Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae |
| 5.31 cm SL (male/unsexed); 4.07 cm SL (female) |
|
pelagic; freshwater |
| North America: Mexico. |
|
Dorsal soft rays (total): 7-10; Anal soft rays: 6-10. Strikingly white, one third or more of the dorsal and anal fins in nuptial males, when viewed in clear, shallow water as a brilliant, milky- to pearly-white flag with a proximal, blackened blotch on its posterior margin. Terminal caudal bar strongly developed in adult males. First dorsal fin ray not modified, narrower than or only as broad as the second. Breast fully scaled. Modally 9 dorsal and anal fin rays; 27 lateral line scales; 28 total vertebrae. |
| Occur at relatively high elevations (1800-2300 m). |
|
Data deficient (DD); Date assessed: 09 March 2018 Ref. (130435)
|
| harmless |
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