HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesSplitfinsTuxpan splitfin Tuxpan splitfin (Allodontichthys tamazulae) Scientific name: Allodontichthys tamazulae Turner, 1946 The Tuxpan splitfin (Allodontichthys tamazulae) is a freshwater fish of the family Goodeidae. Native range: Central America, Tuxpan River system, Jalisco, Mexico. Species factsScientific nameAllodontichthys tamazulaeFamilyGoodeidae (Splitfins)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)EnvironmentFreshwater; demersalClimateTropicalDistributionCentral America: Tuxpan River system, Jalisco, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026