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Lamnidae - 1 reference results
Wikipedia
Lamnidae is a family of sharks, commonly known as mackerel sharks or white sharks. They are large, fast-swimming sharks, found in oceans worldwide.

These sharks have pointed snouts, spindle-shaped bodies, and large gill openings. The first dorsal fin is large, high, erect and angular or somewhat rounded. The second dorsal and anal fins are minute. The caudal peduncle has one or two distinct keels. The teeth are large. The fifth gill opening is in front of the pectoral fin and spiracles are sometimes absent.

Genera and species

References

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Last updated on Thursday July 24, 2008 at 03:53:04 PDT (GMT -0700)
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