''Rhonciscus'' is a genus of marine ray-finned fish, grunts belonging to the family Haemulidae. The species within the genus are found in the eastern Pacific and western Atlantic Ocean. It is not yet recognised by

Fishbase FishBase is a global species database of fish species (specifically finfish). It is the largest and most extensively accessed online database on adult finfish on the web.

but is by the Catalog of Fishes.

Species

The following species are classified within the genus ''Rhonciscus'': * '' Rhonciscus bayanus'' (Jordan & Evermann, 1898) (longspine grunt) * '' Rhonciscus branickii'' (Steindachner 1879) (sand-mover grunt) * '' Rhomciscus crocro'' (Cuvier, 1830 (Panama grunt) * '' Rhonciscus pauco'' Tavera, Schärer-Umpierre & Acero P., 2022

Systematics

The type species of ''Rhonciscus'' is ''Pristipoma crocro'' which

Fishbase FishBase is a global species database of fish species (specifically finfish). It is the largest and most extensively accessed online database on adult finfish on the web.

still places 'within the genus ''

Pomadasys ''Pomadasys'' is a genus of grunts native to the waters of the eastern Atlantic Ocean and through the Indian Ocean to the Pacific coast of the Americas. The name of this genus is a compound of ''poma'' meaning "lid" or "covering" and ''dasys'' m ...

''. Molecular studies now suggest that ''Pomadasys'' '' sensu lato'' is

paraphyletic In taxonomy (general), taxonomy, a group is paraphyletic if it consists of the group's most recent common ancestor, last common ancestor and most of its descendants, excluding a few Monophyly, monophyletic subgroups. The group is said to be pa ...

with the ''Rhonciscus'' clade being Sister to the Haemulinae branch comprising the genera ''

Haemulopsis ''Haemulopsis'' is a genus of marine ray-finned fish, grunts belonging to the family Haemulidae. They are native to the western Atlantic Ocean and, mainly, to the eastern Pacific Ocean The Pacific Ocean is the largest and deepest of ...

'', ''

Conodon ''Conodon'' is a genus of Haemulidae, grunts native to the Pacific and Atlantic coasts of the Americas. The currently recognized species in this genus are: * ''Conodon macrops'' Samuel Frederick Hildebrand, Hildebrand, 1946 (lemoneye grunt) * '' ...

'' and ''

Xenichthys ''Xenichthys'' is a genus of grunts native to the eastern Pacific Ocean. Species The currently recognized species in this genus are: * '' Xenichthys agassizii'' Steindachner, 1876 * '' Xenichthys rupestris'' Hildebrand Hildebrand is a cha ...

''. The genus ''Rhonciscus'' Jordan & Evermann, 1896 was revived to include the species listed above, A third species, ''

Pomadasys branickii ''Pomadasys'' is a genus of Haemulidae, grunts native to the waters of the eastern Atlantic Ocean and through the Indian Ocean to the Pacific coast of the Americas. The name of this genus is a compound of ''poma'' meaning "lid" or "covering" and ...

'', has also been suggested for inclusion in this genus. The name ''Pristipoma'' is unavailable as its type species is ''Lutjanus hasta'', a

junior synonym The Botanical and Zoological Codes of nomenclature treat the concept of synonymy differently. * In botanical nomenclature, a synonym is a scientific name that applies to a taxon that (now) goes by a different scientific name. For example, Linna ...

of ''P. argenteus''.

References

{{taxonbar, from=Q106590050 Haemulinae Ray-finned fish genera Taxa named by David Starr Jordan Taxa named by Barton Warren Evermann