''Radulinus'' is a genus of marine ray-finned fishes belonging to the family Cottidae, the typical

sculpin A sculpin is a type of fish that belongs to the superfamily Cottoidea in the order Scorpaeniformes.Kane, E. A. and T. E. Higham. (2012)Life in the flow lane: differences in pectoral fin morphology suggest transitions in station-holding demand a ...

s. These fishes are found in the eastern Pacific Ocean.

Taxonomy

''Radulinus'' was first proposed as a monospecific genus in 1890 by the American

ichthyologist Ichthyology is the branch of zoology devoted to the study of fish, including bony fish ( Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). According to FishBase, 33,400 species of fish had been described as of Octobe ...

Charles Henry Gilbertwhen he described the slim sculpin (''R. asprellus'') from waters off the “northwestern U.S.A.”. The 5th edition of ''

Fishes of the World ''Fishes of the World'' by the American ichthyologist Joseph S. Nelson (1937–2011) is a standard reference for fish systematics. Now in its fifth edition (2016), the work is a comprehensive overview of the diversity and classification of the ...

'' classifies the genus ''Artediellus'' within 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 ...

Cottinae of the family Cottidae, however, other authors classify the genus within the subfamily Radulininae of the family Psychrolutidae.

Species

There are currently three recognized species in this genus: * ''

Radulinus asprellus ''Radulinus'' is a genus of marine ray-finned fishes belonging to the family Cottidae, the typical sculpins. These fishes are found in the eastern Pacific Ocean. Taxonomy ''Radulinus'' was first proposed as a monospecific genus in 1890 by the A ...

'' Gilbert, 1890 (Slim sculpin) * ''

Radulinus boleoides ''Radulinus'' is a genus of marine ray-finned fishes belonging to the family Cottidae, the typical sculpins. These fishes are found in the eastern Pacific Ocean. Taxonomy ''Radulinus'' was first proposed as a monospecific genus in 1890 by the A ...

'' Gilbert, 1898 (Darter sculpin) * '' Radulinus vinculus'' Bolin, 1950 (Smoothgum sculpin)

References

Cottinae Marine fish genera Taxa named by Charles Henry Gilbert {{Scorpaeniformes-stub