''Steeneichthys'' is a genus of

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 ...

in 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 ...

Plesiopidae The longfins, also known as roundheads or spiny basslets, are a Family (biology), family, Plesiopidae, which were formerly placed in the order Perciformes or considered indeterminate Percomorpha, percomorphs, but are now considered basal Blenniifo ...

, the

longfin The longfins, also known as roundheads or spiny basslets, are a family, Plesiopidae, which were formerly placed in the order Perciformes or considered indeterminate percomorphs, but are now considered basal blenniiforms. They are elongated fishe ...

s or roundheads.

Species

There are two recognised species in the genus: * '' Steeneichthys nativitatus'' Allen, 1987 (Christmas longfin) * '' Steeneichthys plesiopsus'' Allen & Randall, 1985 (Steene's prettyfin)

References

{{Taxonbar, from=Q5105321 Plesiopinae