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Neoraja

Neoraja (lat.) - a genus of slopes of the rhombic order squire group. These are cartilaginous fishes with a bottom lifestyle, with large, flattened, diamond-shaped pectoral fins and a protruding or rounded snout. On the ventral side of the disc are 5 gill slits, nostrils and mouth. The tail is long and thin. They live on the continental shelf and the continental slope of the Atlantic Ocean. Reach 35 cm in length. They are found at a depth of 1565 m. They multiply by laying eggs, enclosed in a solid horn capsule with protrusions at the corners [1] [2] [3] .

Neoraja
Faroese stamp 542 blue ray.jpg
Neoraja caerulea
Scientific classification
Domain:Eukaryotes
Kingdom:Animals
The kingdom :Eumetazo
No rank :Bilateral symmetric
No rank :Recycled
Type of:Chord
Subtype :Vertebrates
Infratip :Jaws
Group :Fish
Class:Cartilaginous fish
Subclass :Evseleia
Infraclass :Plastine
Nadotryad :Chutes
Squad:Sloping
Family:Diamond Rays
Rod:Neoraja
International Scientific Name

Neoraja McEachran & Compagno , 1982

Ventral surface densely covered with small, densely located spines. larger spines form a longitudinal row that begins below the shoulder girdle and runs along the disc and tail, breaking approximately 2/3 of the tail length and not reaching the first dorsal fin. The tail is longer than the disc (up to 60%) [4] .

The name of the genus comes from the ancient-Greek. νέος - "new" and lat. raja - "tail".

Classification

Currently, the genus includes 5 species [5] :

  • Neoraja africana (Stehmann & Séret, 1983)
  • Neoraja caerulea (Stehmann, 1976)
  • Neoraja carolinensis McEachran & Stehmann, 1984
  • Neoraja iberica Stehmann, Séret, Costa & Baro, 2008
  • Neoraja stehmanni (Hulley, 1972)

Notes

  1. ↑ Froese, Rainer, and Daniel Pauly, eds. Genus: Neoraja (Unsolved) . FishBase (2014).
  2. ↑ Neoraja (English) Information on the Encyclopedia of Life (EOL) website.
  3. ↑ Froese, Rainer, and Daniel Pauly, eds. Family Rajidae - Skates (Unsolved) . FishBase.
  4. ↑ Ebert, DA, and Stehmann, MFW Neoraja caerulea (Stehmann, 1976) // FAO Species Catalog for Fishery Purposes . - Rome: Food and Agriculture Organization of the United Nations, 2013. - Vol. 7: Sharks, Batoids and Chimaeras of the North Atlantic. - P. 351-353. - ISBN 978-92-5-107466-4 .
  5. ↑ The genus Neoraja (Eng.) In the World Register of Marine Species .

Links

  • The genus Neoraja (Eng.) In the World Register of Marine Species ( World Register of Marine Species ).
Source - https://ru.wikipedia.org/w/index.php?title=Neoraja&oldid=81713279


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