''Hexagrammos'' is a
genus of marine
ray-finned fishes belonging to the
family Hexagrammidae
Hexagrammidae, the greenlings, is a family of marine ray-finned fishes belonging to the suborder Cottoidei in the order Scorpaeniformes. These fishes are found in the North Pacific Ocean.
Taxonomy
Hexagrammidae was first proposed as a family i ...
, the greenlings. These fishes are found in the north
Pacific Ocean.
Taxonomy
''Hexagrammos'' was first proposed as a
monospecific genus
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...
in 1810 by the German
naturalist Tilesius when he
described ''Hexagrammos asper'' giving its
type locality as
Petropavlovsk in
Kamchatka.
Tilesius's original name was subsequently incorrectly changed to ''H. stelleri'' and this was the name which became settled on in the literature that followed and this use and practice means it that it is impractical to bring ''H. asper'' into common use.
The genus is the only genus in the
monogeneric
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...
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 ...
Hexagramminae, within the family Hexagrammidae, part of the
suborder
Order ( la, ordo) is one of the eight major hierarchical taxonomic ranks in Linnaean taxonomy. It is classified between family and class. In biological classification, the order is a taxonomic rank used in the classification of organisms and ...
Cottoidei within the
order
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...
Scorpaeniformes.
Etymology
''Hexagrammos'' is a combination of ''hexa'', meaning "six", and ''grammos'', meaning " line", a reference to the multiple
lateral line
The lateral line, also called the lateral line organ (LLO), is a system of sensory organs found in fish, used to detect movement, vibration, and pressure gradients in the surrounding water. The sensory ability is achieved via modified epithelial ...
canals with the fifth, lowest canal being divided to produce six such canals.
Species
The currently recognized species in this genus are:
References
Hexagrammidae
Ray-finned fish genera
{{Scorpaeniformes-stub