''Evarra'' was a genus of small

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or hor ...

in the family

Cyprinidae Cyprinidae is a family of freshwater fish commonly called the carp or minnow family. It includes the carps, the true minnows, and relatives like the barbs and barbels. Cyprinidae is the largest and most diverse fish family and the largest verte ...

. All species in the genus were restricted to waters in the

Valley of Mexico The Valley of Mexico ( es, Valle de México) is a highlands plateau in central Mexico roughly coterminous with present-day Mexico City and the eastern half of the State of Mexico. Surrounded by mountains and volcanoes, the Valley of Mexico wa ...

and are now

extinct Extinction is the termination of a kind of organism or of a group of kinds (taxon), usually a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and ...

due to habitat loss (their habitat dried out with remaining waters in the region highly polluted).Bruton, Michael N. "Have fishes had their chips? The dilemma of threatened fishes". ''Environmental Biology of Fishes'' 43: l-27, 1995.

Species

* †''

Evarra bustamantei The Mexican dace (''Evarra bustamantei''), or Mexican chub, is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico, in the canals and streams of the Valley of Mexico. It is estimated to have become extinc ...

'' Navarro, 1955 (

Mexican dace The Mexican dace (''Evarra bustamantei''), or Mexican chub, is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico, in the canals and streams of the Valley of Mexico. It is estimated to have become extinct ...

) * †''

Evarra eigenmanni The plateau chub (''Evarra eigenmanni'') is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion ...

'' Woolman, 1894 (

plateau chub The plateau chub (''Evarra eigenmanni'') is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico Mexico (Spanish language, Spanish: México), officially the United Mexican States, is a List of soverei ...

) * †''

Evarra tlahuacensis The endorheic chub (''Evarra tlahuacensis'') is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern por ...

Meek Meekness is an attribute of human nature and behavior that has been defined as an amalgam of righteousness, inner humility, and patience. Meekness has been contrasted with humility alone insomuch as humility simply refers to an attitude towards o ...

, 1902 (

endorheic chub The endorheic chub (''Evarra tlahuacensis'') is an extinct species of ray-finned fish in the family Cyprinidae. It was found only in Mexico Mexico (Spanish language, Spanish: México), officially the United Mexican States, is a List of sov ...

)

References

* Fish of North America becoming extinct since 1500 Freshwater fish of Mexico Ray-finned fish genera Taxonomy articles created by Polbot {{Leuciscinae-stub