''Zu cristatus'', the scalloped ribbonfish, is a

ribbonfish The ribbonfish are any lampriform fishes in the family Trachipteridae. These pelagic fish are named for their slim, ribbon-like appearance. They are rarely seen alive, as they typically live in deep waters, though are not bottom feeders. The p ...

of 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 ...

Trachipteridae found circumglobally in all oceans at

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

latitude In geography, latitude is a coordinate that specifies the north– south position of a point on the surface of the Earth or another celestial body. Latitude is given as an angle that ranges from –90° at the south pole to 90° at the north pol ...

s, at depths down to 90 m. Its length is up to 118 cm. In the past, the

binomial name In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''Trachypterus iris'' was misapplied to this fish.King, Joseph E., and Isaac I Ikehara, "Some Unusual Fishes From the Central Pacific," ''Pacific Science'', Volume X, January 1956 Retrieved September 1, 2018
/ref>fishbase.de ''Trachypterus iris'' (non Walbaum, 1792) Misapplied name for ''Zu cristatus'' (non Walbaum, 1792) Retrieved September 1, 2018
/ref>

References

* Trachipteridae Fish described in 1819 Marine fish Taxa named by Franco Andrea Bonelli {{Lampriformes-stub