sentences:  African ribbontail catshark
  
  The African ribbontail catshark, "Eridacnis sinuans", is a finback catshark of the family Proscylliidae, found in the western Indian Ocean, from Tanzania, South Africa, and Mozambique, at depths between 180 and 480 m. It can grow up to a length of 37 cm.The African ribbontail catshark is ovoviviparous giving birth to two young per litter.