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Pristiophoridae |
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Pristiophoridae [‚pris·tē·ə′fȯr·ə‚dē]
(vertebrate zoology) The saw sharks, a family of modern sharks often grouped with the squaloids which have a greatly extended rostrum with enlarged denticles along the margins. Pristiophoridae (saw sharks), a family of fishes. The ensiform snout, which has sharp teeth along both sides, resembles a two-sided saw. Unlike sawfish of the genus Pristis, saw sharks have a pair of long cirra and lateral gill openings. They reach a length of 1.5 m and are viviparous. There are two genera, embracing four species. Saw sharks are distributed in the warm western waters of the Pacific and Indian oceans. They feed “on small fish and on invertebrates, which they dig out from the bottom with their snout. Saw sharks have some commercial value. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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