HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesPoeciliidsGraceful priapella Graceful priapella (Priapella bonita) Scientific name: Priapella bonita Meek, 1904 The Graceful priapella (Priapella bonita) is a freshwater fish of the family Poeciliidae. Native range: Central America, endemic to Mexico. Species factsScientific namePriapella bonitaFamilyPoeciliidae (Poeciliids)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; benthopelagic; non-migratoryClimateTropicalDistributionCentral America: endemic to Mexico.Conservation status (IUCN)Extinct (EX)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026