Definitions

genus carcharias

Carcharias

Sand sharks, or sand tigers, are lamniform sharks of the family Odontaspidae (or sometimes - but incorrectly - referred to as Carcharidae). They are found on both sides of the Atlantic coast, but most notably in the Western Indian Ocean and in the Gulf of Maine. There are two extant species and maybe 21 extinct species in this genera.

Species

Extant

Cretaceous species

  • Carcharias amonensis
  • Carcharias tenuiplicatus
  • Carcharias cf holmdelensis Maastrichtian
  • Carcharias samhammeri Late Cretaceous

Paleogene species

  • Carcharias whitei (Arambourg, 1952) - Palaeocene
  • Carcharias hopei (Agassiz, 1843) - Late Palaeocene - Eocene
  • Carcharias acutissima (Agassiz, 1844) - Late Eocene
  • Carcharias teretidens (White, 1931, - Late Palaeocene - Eocene
  • Carcharias robusta? (Leriche, 1921) - Early Eocene
  • Carcharias atlasi
  • Carcharias koerti (Stromer, 1905)
  • Carcharias vincenti (Woodward, 1899)
  • Carcharias teretidens maybe placed into its own genus as Sylvestrilamia teretidens

Neogene

  • Carcharias acutissima (Agassiz, 1843), Oligocene - Pliocene
  • Carcharias reticulata (Probst, 1879), Oligocene - Miocene
  • Carcharias cuspidata (Agassiz, 1843), Oligocene - Miocene
  • Carcharias taurus (Rafinesque, 1810), Pleistocene
  • Carcharias taurus Rafinesque, 1810 , Pliocene - Pleistocene
  • Carcharias cuspidata (Agassiz, 1843), Pliocene - Miocene
  • Carcharias sp unidentified but manbe similar or the Carcharias contortidens as described by Agassiz in 1843, from the Miocene.
  • Carcharias reticulata (Kent 1994)maybe classified as Odontaspis acutissma (Agassiz 1843)from the Miocene.

References

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