Chitonida

Chitonida sisältää 12 alempaa taksonia:

• Acanthochitonidae Pilsbry 1893
• Callistoplacidae Pilsbry 1893
• Callochitonidae Plate 1901
• Chaetopleuridae Plate 1899
• Chitonidae Rafinesque 1815
• Cryptoplacidae H. Adams & A. Adams 1858
• Ischnochitonidae Dall 1889
• Lepidochitonidae
• Loricidae Iredale & Hull 1923
• Mopaliidae
• Schizochitonidae Dall 1889
• Tonicellidae Simroth 1894
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