''Denticetopsis praecox'' is a species of

whale catfish The Cetopsidae are a small family of catfishes (order Siluriformes), commonly called the whale catfishes. Taxonomy This family contains five genera divided into two subfamilies, Cetopsinae and Helogeneinae. Helogeneinae was previously a family-l ...

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...

where it is known from the

Baria River Baria River is a river of Venezuela. It is part of the Amazon River basin. See also *List of rivers of Venezuela This is a list of rivers in Venezuela. By drainage basin This list is arranged by drainage basin, with respective tributaries inde ...

of the upper Rio Negro basin. This species grows to a length of 5.3 cm (2.1 inches).

References

* Cetopsidae Catfish of South America Endemic fauna of Venezuela Fish of Venezuela Fish described in 1991 {{siluriformes-stub