''Otophidium'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

cusk-eel The cusk-eel family, Ophidiidae, is a group of marine bony fishes in the Ophidiiformes order. The scientific name is from the Greek ''ophis'' meaning "snake", and refers to their eel-like appearance. True eels, however, diverged from other ray ...

s, part of 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 ...

Ophidiinae Ophidiinae is a subfamily of the cusk eel family Ophidiidae. The species in the subfamily are characterised by having their pelvic fins situated far forward on the body and supported by a forward orientated extension of the pelvic girdle, they lac ...

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 ...

Ophidiidae The cusk-eel family, Ophidiidae, is a group of marine bony fishes in the Ophidiiformes order. The scientific name is from the Greek ''ophis'' meaning "snake", and refers to their eel-like appearance. True eels, however, diverged from other ray ...

. They are found in the western Atlantic and eastern Pacific.

Species

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

Otophidium chickcharney ''Otophidium'' is a genus of cusk-eels, part of the subfamily Ophidiinae in the family Ophidiidae. They are found in the western Atlantic and eastern Pacific. Species There are currently four recognized species in this genus: * ''Otophidium chic ...

'' J. E. Böhlke & Robins, 1959 (Ghost cusk-eel) * ''

Otophidium dormitator ''Otophidium'' is a genus of cusk-eels, part of the subfamily Ophidiinae in the family Ophidiidae. They are found in the western Atlantic and eastern Pacific. Species There are currently four recognized species in this genus: * ''Otophidium chi ...

'' J. E. Böhlke & Robins, 1959 (Sleeper cusk-eel) * ''

Otophidium indefatigabile ''Otophidium'' is a genus of cusk-eels, part of the subfamily Ophidiinae in the family Ophidiidae. They are found in the western Atlantic and eastern Pacific. Species There are currently four recognized species in this genus: * ''Otophidium chi ...

'' D. S. Jordan & Bollman, 1890 (Bighead cusk-eel) * ''

Otophidium omostigma The polka-dot cusk-eel (''Otophidium omostigma''), is a species of ray-finned fish found in the Western Atlantic The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Ea ...

'' ( D. S. Jordan & C. H. Gilbert, 1882) (Polka-dot cusk-eel)

References

Ophidiidae Ray-finned fish genera Taxa named by Theodore Gill {{Ophidiidae-stub