Parent taxon: Neoloricata according to R. T. Abbott 1974
See also Smith 1973
Sister taxa: Abyssochitonidae, Afossochiton, Austrochiton, Beloplaxus, Callochitonida, Chaetopleuridae, Chitonida, Chitonina, Crenatolorica, Cryptoplacidae, Cymatochitonina, Elachychiton, Eulachychiton, Euleptochiton, Guildingia, Kindbladochiton, Laculina, Lavenachiton, Lepidopleurida, Lepidopleurina, Lirachiton, Llandeilochiton, Loboarochiton, Mesochiton, Permochiton, Proleptochiton, Protalochiton, Protochiton, Pseudoischnochiton, Trachypleura, Xylochitonidae
Subtaxa: Mopaliidae Pterygochiton Schizochitonidae
Ecology: facultatively mobile epifaunal grazer
Distribution:
• Quaternary of the Marshall Islands (2 collections), Mexico (6), United States (42: California)
• Pliocene of United States (1: California)
• Miocene of the Marshall Islands (7), Palau (1)
• Oligocene of New Zealand (1)
• Cretaceous of Puerto Rico (1)
• Jurassic of France (1), Italy (1)
Total: 63 collections including 101 occurrences