Nicholsina is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of marine

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

es, parrotfishes from the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Labridae. They are found in the Atlantic and eastern Pacific Oceans. The generic name honours 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, 35,800 species of fish had been described as of March 2 ...

John Treadwell Nichols John Treadwell Nichols (June 11, 1883 – November 10, 1958) was an American ichthyologist and Ornithology, ornithologist. Life and career Nichols was born in Jamaica Plain, Boston, Massachusetts, the son of Mary Blake (Slocum) and John White T ...

(1883-1958) who was curator of fishes at the

American Museum of Natural History The American Museum of Natural History (AMNH) is a natural history museum on the Upper West Side of Manhattan in New York City. Located in Theodore Roosevelt Park, across the street from Central Park, the museum complex comprises 21 interconn ...

Species

There are currently three species classified in the genus: *'' Nicholsina collettei'' Schultz 1968 *''

Nicholsina denticulata Nicholsina is a genus of marine ray-finned fishes, parrotfishes from the family Labridae. They are found in the Atlantic and eastern Pacific Oceans. The generic name honours the American ichthyologist John Treadwell Nichols (1883-1958) who wa ...

'' ( Evermann & Radcliffe, 1917) (Loosetooth parrotfish) *'' Nicholsina usta'' (

Valenciennes Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France. It lies on the Scheldt () river. Although the city and region experienced ...

, 1840) (Emerald parrotfish)

References

Labridae Taxa named by Henry Weed Fowler Ray-finned fish genera {{Labridae-stub