Daggernose shark
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| Daggernose shark Fossil range: Eocene to Present[1] |
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| Isogomphodon oxyrhynchus (Müller & Henle, 1839) |
The daggernose shark, Isogomphodon oxyrhynchus, the only member of the genus Isogomphodon, is a shark of the family Carcharhinidae, found in the tropical waters of the western Atlantic ocean between latitudes 12° N and 20° S, from the surface to 15 m. Its length is up to about 1.6 m.
The daggernose shark is an inshore species found over rocky bottoms, and entering estuaries and river mouths. It feeds on small schooling fishes including herring, anchovies and croakers. It has a large number of teeth, and the very narrow snout has great length.
It is viviparous, with generally 4 embryos per brood, the size at birth is between 38 and 41 cm.
Coloration is yellow-grey above and white below.
[edit] References
- ^ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Chondrichthyes entry)". Bulletins of American Paleontology 364: p.560.
- "Isogomphodon oxyrhynchus". FishBase. Ed. Ranier Froese and Daniel Pauly. May 2006 version. N.p.: FishBase, 2006.
