Callistochiton Occiduus

''Callistochiton'' is a genus of polyplacophoran molluscs, alive today, of which fossils are known from the

Pliocene The Pliocene ( ; also Pleiocene) is the epoch in the geologic time scale that extends from 5.333 million to 2.58Neogene molluscs Chiton genera Miocene genus first appearances Pliocene extinctions Ischnochitonidae {{chiton-stub