''Genyatremus'' is a genus of marine

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or hor ...

, sweetlips belonging to the

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end subfamily botanical names with "-oideae", and zoologi ...

Plectorhynchinae Plectorhinchinae, is one of two subfamilies of the family Haemulidae, some known colloquially as sweetlips. This subfamily is regarded as having an Old World origin. Genera The following genera are included in the Plectorhinchinae: *'' Diagramma ...

, one of two subfamilies in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Haemulidae Haemulidae is a family of fishes in the order Perciformes known commonly as grunts. It is made up of the two subfamilies Haemulinae (grunters) and Plectorhynchinae (sweetlips), which in turn contain about 133 species in 19 genera. These fish ar ...

, it consists of four species. The name of this genus is a compound of ''genys'' meaning “chin”, ''a'' meaning “without” and ''tremus'' meaning “pore”, a reference to the lack of a central pore on the chin in the fishes in this genus.

Species

The species included in the genus ''Genyatremus'' are: *''

Genyatremus cavifrons ''Genyatremus'' is a genus of marine ray-finned fish, sweetlips belonging to the subfamily Plectorhynchinae, one of two subfamilies in the family Haemulidae, it consists of four species. The name of this genus is a compound of ''genys'' meaning ...

'' ( Cuvier, 1830) *'' Genyatremus dovii'' ( Günther, 1864) *'' Genyatremus luteus'' (

Bloch Bloch is a surname of German origin. Notable people with this surname include: A–F * (1859-1914), French rabbi *Adele Bloch-Bauer (1881-1925), Austrian entrepreneur *Albert Bloch (1882–1961), American painter * (born 1972), German motor journal ...

, 1790) *''

Genyatremus pacifici ''Genyatremus'' is a genus of marine ray-finned fish, sweetlips belonging to the subfamily Plectorhynchinae, one of two subfamilies in the family Haemulidae, it consists of four species. The name of this genus is a compound of ''genys'' meaning ...

'' (Günther, 1864) Some authorities have argued that ''Genyatremus luteus'' is not a valid name and that this taxon is

synonymous A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

with Cuvier’s ''Diagramma cavifrons''. Others argue that Cuvier's ''D. cavifrons'' is not a haemulid but is a member of another family altogether and that Bloch's ''L. luteus'' is valid and should be used as the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

of the genus ''Genyatremus''. They also place this genus of three species, ''D. cavifrons'' being subsumed into ''D. luteus'', within the subfamily

Haemulinae Haemulinae is a subfamily of the Haemulidae and consists of the genera of that family which are regarded as being of New World origin, although they are now widespread. The subfamily is distinguished from the Plectorhynchinae by having a short d ...

References

Plectorhinchinae {{Perciformes-stub