Henochilus

Henochilus wheatlandii is a species of characin endemic to Brazil where native to the Mucuri and Doce River basins. It is a Critically Endangered species, and now restricted to the Santo Antônio River, a tributary of the Doce River. It is the only species in the genus Henochilus.

It is a critically endangered species, and had been considered extinct for more than a century, until rediscovered in 1996. This species is known to feed on plants. It can reach up to 41.3 cm (16.3 in) in standard length.

The fish is named in honor of Henry Wheatland (1812-1893), who was President of the Essex Institute in Salem, Mass., USA, which published the description of the fish.