''Guianacara'' is a small

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of cichlid fish

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 else ...

to freshwater habitats in the

Guiana Shield The Guiana Shield (french: Plateau des Guyanes, Bouclier guyanais; nl, Hoogland van Guyana, Guianaschild; pt, Planalto das Guianas, Escudo das Guianas; es, Escudo guayanés) is one of the three cratons of the South American Plate. It is a ...

in South America. They mostly live in moderately flowing clear- or blackwater rivers and streams, but also occur in lagoons that are seasonally flooded. They are typically found over bottoms consisting of sandy patches intermixed with large rocks. The different species all have a dark line through the eye (its strength varies), but the adults can be separated by the appearance of the dark bar or spot on the mid-body. They reach up to in standard length. They mainly feed on small invertebrates.

Species

The seven recognized species in this genus are: * '' Guianacara cuyunii'' López-Fernández, Taphorn & Kullander, 2006 * '' Guianacara dacrya'' Arbour & López-Fernández, 2011 * '' Guianacara geayi'' ( Pellegrin, 1902) * '' Guianacara oelemariensis'' Kullander & Nijssen, 1989 * '' Guianacara owroewefi'' Kullander & Nijssen, 1989 * '' Guianacara sphenozona'' Kullander & Nijssen, 1989 * '' Guianacara stergiosi'' López-Fernández, Taphorn & Kullander, 2006

References

Geophagini Fish of South America Cichlid genera Taxa named by Sven O. Kullander Taxa named by Han Nijssen {{Cichlidae-stub