title: Tutufa nigrita
text: # Tutufa nigrita
  
  Tutufa (Tutufella) nigrita, common name the blackened frog shell, is a species of sea snail, a marine gastropod mollusc in the family Bursidae, the frog shells.
  
  ## Description
  
  The length of the shell varies between 55 mm and 85 mm.
  
  ## Distribution
  
  This marine species occurs off Madagascar and Mozambique.
  
  