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Pristiophorus nancyae : ウィキペディア英語版 | Pristiophorus nancyae
The African dwarf sawshark or Dwarf sawshark, ''Pristiophorus nancyae'', is a sawshark of the family Pristiophoridae. The species was discovered in 2011 when a specimen was caught off the coast of Mozambique at a depth of .〔California Academy of Sciences, "140 NEW SPECIES DESCRIBED BY CALIFORNIA ACADEMY OF SCIENCES IN 2011", California Academy of Sciences - San Francisco Museum and Planetarium - Bay Area Natural History Museum, December 14, 2011.http://www.calacademy.org/newsroom/releases/2011/new_species.php 〕 ==Description== Like other sawsharks, the African dwarf sawshark has a long "saw" like snout, or rostrum. The rostrum is edged with pointy teeth that are used for both hunting and defense.〔 This species is noted for its general elongated and slender form and a rostrum roughly 1/3 of its total length. This shark was named by researchers at the Pacific Shark Research Center at Moss Landing Marine Laboratories, the west coast representative of the National Shark Research Consortium. It was named after Nancy Packard of the Packard family, who has donated generously to organizations researching the oceans.
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