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Rhizoprionodon
Life   Vertebrata   Fish   Carcharhinidae

Rhizoprionodon longurio
© Copyright Ross Robertson, 2006 · 12
Rhizoprionodon longurio

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Rhizoprionodon longurio
© Copyright Ross Robertson, 2006 · 12
Rhizoprionodon longurio
Rhizoprionodon longurio
www.fao.org Copyright Michel Lamboeuf · 0
Rhizoprionodon longurio

Rhizoprionodon
© Copyright Ross Robertson, 2006 · 12
Rhizoprionodon
Kinds
español

Overview
Main identification features
  • slender
  • 2nd dorsal fin small, origin over center a
  • notches above and below tail base
  • snout: long, pointed
  • long lip furrows
  • long crests before a
RHIZOPRIONODON

SHARPNOSE SHARKS

Long pointed snout; small, wide spaced nostrils; with furrows over rear of top lip; no spiracle; large round eyes; teeth with narrow single point; five gill slits, last two over pectoral; two dorsal fins, first much larger, with origin ~over rear margin of pectoral; second dorsal origin ~over rear insertion of anal; pectorals broad, triangular; pits above and below base of tail fin.

A circumtropical genus, except for central Pacific. There are seven species in this genus, one of which is endemic to the tropical eastern Pacific.


References
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Acknowledgements

I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.


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Updated: 2019-08-24 22:05:21 gmt
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