Coris julis

Superregnum: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Osteichthyes
Classis: Actinopterygii
Subclassis: Neopterygii
Infraclassis: Teleostei
Superordo: Acanthopterygii
Ordo: Perciformes
Subordo: Labroidei
Familia: Labridae
Genus: Coris
Species: Coris julis

Name

Coris julis (Linnaeus, 1758)

Holotype: No types known.

Type locality: Genoa, Italy.

Synonyms

* Coris festiva (Valenciennes, 1839)
* Coris speciosa (Risso, 1827)
* Coris taeniatus Steindachner, 1863
* Julis azorensis Fowler, 1919
* Julis festiva Valenciennes, 1839
* Julis julis (Linnaeus, 1758)
* Julis mediterranea Risso, 1827
* Julis melanura Lowe, 1839
* Julis speciosa Risso, 1827
* Julis vulgaris Fleming, 1828
* Labrus giofredi Risso, 1810
* Labrus julis Linnaeus, 1758
* Labrus paroticus Linnaeus, 1758

References

* Linnaeus, C. 1758: Systema Naturae, (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. 1: i-ii + 1-824.
* Parenti, P. & J.E. Randall 2000: An annotated checklist of the species of the Labroid fish families Labridae and Scaridae. Ichthyological Bulletin of the J. L. B. Smith Institute of Ichthyology, 68: 1-97.
* FishBase link : species Coris julis (Mirror site)

Vernacular names
Internationalization
Česky: Kněžík duhový
English: Mediterranean Rainbow Wrasse
Italiano: Donzella, Pesce del re

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The Mediterranean rainbow wrasse (Coris julis) is a fish in the family Labridae. It can be found in the Mediterranean Sea and in the Atlantic Ocean, from the English Channel to Central Africa.

It feeds on algae, amphipods, copepods, sea urchins, polychaete, small shrimps and gastropoda.

Description

Coris julis is a sequential hermaphrodite, with all individuals being born female, but turning into males after reaching a total length of around 18 cm. The maximum length is 25 cm. There is a marked difference in appearance between males and females, the former being green, blue or brown with white belly, a dark blue spot over the ventral fin and a bright orange band on the side, while the latter have are brown with yellowish sides and white belly.

It is associated with rocky deeps or posidonia, usually on the seaward side from a few centimeters to 120 m depth. They are generally solitary as adults.

References

* Egidio Patrick Louisy Trainito, ed (2006). Guida all'identificazione dei pesci marini d'Europa e del Mediterraneo. Milan: Il Castello. ISBN 888039472X.