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Aztecula amecae (Chernoff & Miller, 1986) Ameca shiner |
| Family: | Leuciscidae (Minnows), subfamily: Pogonichthyinae | |||
| Max. size: | 4.14 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | North America: Mexico. | |||
| Diagnosis: | Dorsal soft rays (total): 8-8; Anal soft rays: 7-8. Anal fin-rays usually 8, occasionally 7. Lateral line incomplete with 11 - 34 pored scales and usually extending beyond vertical from insertion of pelvic fins. Head canals often interrupted but supraorbital canal is complete. Infraorbital canal with 11 - 18 pores, extending onto snout. Gill rakers on first arch, 6 - 10, pointed on upper limb, stout and nubby on lower limb. Caudal peduncle of moderate depth and length, ratio of least depth/length 337 - 527. Terminal mouth with a dusky stripe on the snout. Deep body compressed. Pharyngeal teeth 4 - 4 (Ref. 52300). | |||
| Biology: | ||||
| IUCN Red List Status: | Extinct in the Wild (EW); Date assessed: 05 December 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||