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Parmaturus xaniurus Copyright Michel Lamboeuf · 0
Parmaturus xaniurus

Click on map for details about points.


Main identification features
  • body flabby
  • c: top edge - denticles
  • crests under oval eyes
  • pectorals small


Flabby, soft-bodied sharks with short, rounded snouts that are < mouth-width long; eyes are elongate ovals; well developed ridges under eyes; the origin of the first dorsal over or behind the origin of the pelvic fins; spiracles present; intestine with a spiral valve; 5 gill slits, with the last 2 over the pectoral fin; crests of saw-like denticles on upper and sometimes lower tail edge; pectorals small, width of rear margin < mouth width; small teeth that usually have multiple points; tail strongly asymmetrical with little of no lower lobe, and the tail base without keels on sides.

A genus of deepwater, tropical to temperate sharks, with 4 species, found in the Caribbean, Eastern Pacific, and off China and Japan; 1 temperate eastern Pacific species enters the northern part of the TEP.

  • Gilbert, C.H., 1892., Scientific results of explorations by the U. S. Fish Commission steamer "Albatross." 22. Descriptions of thirty-four new species of fishes collected in 1888 and 1889, principally among the Santa Barbara Islands and in the Gulf of California., Proc. U.S. Nat. Mus., 14:539-566.


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Updated: 2020-02-25 07:07:56 gmt
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