''Cheirocerus abuelo'', is a

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

of demersal

catfish Catfish (or catfishes; order Siluriformes or Nematognathi) are a diverse group of ray-finned fish. Named for their prominent barbels, which resemble a cat's whiskers, catfish range in size and behavior from the three largest species alive, ...

of the family

Pimelodidae The Pimelodidae, commonly known as the long-whiskered catfishes, are a family of catfishes (order Siluriformes). Taxonomy The family Pimelodidae has undergone much revision. Currently, it contains about 30 genera and about 90 recognized and kno ...

that is native to Lago Maracaibo basin of northwestern Venezuela. It grows to a length of 20.0 cm. It inhabits fresh water rivers in Río de los Pajaros, río Agua Caliente, río Negro, río Apón, río Socuy and Lago Maracaibo. It is clearly distinguished from other species with 30-33 gill rakers. It feeds primarily on benthic invertebrates.

References

{{Taxonbar, from=Q5558724 Pimelodidae Catfish of South America Freshwater fish of Venezuela Fish described in 1944