Chitons are marine molluscs of varying size in the class Polyplacophora, formerly known as Amphineura. About 940 extant and 430 fossil species are recognized.
Chiton is a genus of chitons, a polyplacophoran mollusk in the family Chitonidae.
Rhyssoplax is a genus of chitons in the family Chitonidae, endemic to Australia, New Zealand, New Caledonia, Norfolk Island, and the Kermadec Islands.
Emarginula is a genus of small keyhole limpets, marine gastropod molluscs in the family Fissurellidae.
Ischnochiton is a genus of polyplacophoran mollusc.
Plaxiphora is a genus of chitons in the family Mopaliidae. It is distributed in the Atlantic, Indian, and Pacific Oceans, primarily in the south-temperate and subantarctic regions.
Onithochiton neglectus neglectus is a subspecies of chiton in the family Chitonidae.
Acanthochitona is a genus of chitons in the family Acanthochitonidae, of worldwide distribution.
Notoplax is a genus of chitons in the family Acanthochitonidae.
Craspedochiton is a genus of chitons in the family Acanthochitonidae, endemic to New Zealand, the Philippines and Australia.
Spisula is a genus of medium-sized to large marine bivalve mollusks or clams in the subfamily Mactrinae of the family Mactridae, commonly known as surf clams or trough shells.
Natica is a genus of small to medium-sized predatory sea snails, marine gastropods in the subfamily Naticinae of the family Naticidae, the moon snails. The genus was erected by Giovanni Antonio Scopoli in 1777.
Chitonidae is a family of chitons or polyplacophorans, marine mollusks whose shell is composed of eight articulating plates or valves. There are fifteen extant genera in three subfamilies.
Chaetopleura is a genus of chitons in the family Chaetopleuridae. The species within this genus are marine molluscs.
Ischnochitonidae is a family of polyplacophoran mollusc belonging to the superfamily Chitonoidea.
Mopaliidae is a family of marine molluscs in the class Polyplacophora.
Leptochiton is a genus of polyplacophoran molluscs.
Stenoplax is a genus of polyplacophoran molluscs in the family Ischnochitonidae.
Tonicia is a genus of chitons in the subfamily Toniciinae of the family Chitonidae.
Enoplochiton is a genus of chitons in the family Chitonidae.
