''Microplecostomus forestii'', is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

fish A fish (: fish or fishes) is an aquatic animal, aquatic, Anamniotes, anamniotic, gill-bearing vertebrate animal with swimming fish fin, fins and craniate, a hard skull, but lacking limb (anatomy), limbs with digit (anatomy), digits. Fish can ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Loricariidae Loricariidae is the largest family (biology), family of catfish (order Siluriformes), with over 90 genus, genera and just over 680 species. Loricariids originate from freshwater habitats of Costa Rica, Panama, and tropical and subtropical South A ...

found in two

tributaries A tributary, or an ''affluent'', is a stream or river that flows into a larger stream ('' main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which the ...

of the Tocantizinho River in the

Tocantins Tocantins () is one of the 26 states of Brazil. It is the newest state, formed in 1988 and encompassing what had formerly been the northern two-fifths of the state of Goiás. Tocantins covers and had an estimated population of 1,496,880 in 2014 ...

basin. It is typically found in shallow, clear waters at depths of around , in flat rocky environments. It is known to occur alongside the species '' Rhinolekos capetinga'', as well as members of the genera ''

Ancistrus ''Ancistrus'' is a genus of nocturnal freshwater fish in the family Loricariidae of order Siluriformes, native to freshwater habitats in South America and Panama. Fish of this genus are common in the aquarium trade where they are known as bushy ...

'', '' Creagrutus'', ''

Hypostomus ''Hypostomus'' is a genus of catfish in the family Loricariidae. They are native to tropical and subtropical South America. '' H. plecostomus'' is the popular freshwater aquarium fish formerly known as ''Plecostomus plecostomus''. The taxonomic s ...

'', ''

Ituglanis ''Ituglanis'' is a genus of small freshwater fish in the family (biology), family Trichomycteridae native to South America. Their greatest diversity seems to occur in the Amazon River basin.Datovo, A. & Landim, M.I. (2005)''Ituglanis macunaima'', ...

'', and '' Phenacorhamdia''. This species is the only member of its

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

. It reaches in

standard length Fish measurement is the measuring of individual fish and various parts of fish anatomy, their anatomies, for data used in many areas of ichthyology, including Taxonomy (biology), taxonomy and fishery biology. Overall length Standard length (SL) is ...

. The fish is named in honor of Fausto Foresti of the Universidade Estadual Paulista “Júlio de Mesquita Filho”- UNESP, Brazil, because of his contributions to fish genetics, with more than 250 papers published in this field.

References

Neoplecostominae Monotypic freshwater fish genera Catfish genera Taxa named by Gabriel de Souza da Costa e Silva Taxa named by Fabio F. Roxo Taxa named by Luz Eneida Ochoa Orrego Taxa named by Claudio Oliveira (scientist) {{Neoplecostominae-stub