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The Tonnidae Family includes 35 species comprising 3 genus (Tonna (30 species), Malea (3), Eudolium (2))

Phylum      : Mollusca
 Class       : Gastropoda 
  Subclass    : Caenogastropoda 
   Order       : Littorinimorpha 
    Superfamily : Tonnoidea 
     Family      : Tonnidae 

Common name : tun shells

Aspect : globular, almost spherical shell with a very large opening and a voluminous and enveloping last turn, rather flattened top. Wide and deep suture line. Thin and wavy outer lip. Operculum absent in adults

Feeding : echinoderms(especially sea cucumbers), crustaceans and small marine animals whose calcareous shell they attack with the help of an acid secretion which paralyzes their prey and pierces the shell

Environment : exclusively in tropical seas, on sandy areas, in fairly deep waters

Malea pomum (Linnaeus, 1758)

Malea pomum

Tonna allium (Dillwyn, 1817)

Tonna allium

Tonna canaliculata (Linnaeus, 1758)

Tonna canaliculata

Tonna luteostoma (K├╝ster, 1857)

Tonna luteostoma

Tonna perdix (Linnaeus, 1758)

Tonna perdix

Tonna tessellata (Lamarck, 1816)

Tonna tessellata

Tonna zonata (Green, 1830)

Tonna zonata

Total collection for Tonnidae : 7 species (32 shells in total)

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