†family Choriplacidae (chiton)
Polyplacophora - Neoloricata - Choriplacidae
Parent taxon: Lepidopleurina according to R. D. Hoare 2000
See also Beesley 1998
Sister taxa: Acutichitonidae, Crassitudochitonidae, Glyptochitonidae, Hanleyidae, Homeochiton, Lepidopleuridae, Leptochitonidae, Ochmazochitonidae, Pyknochiton
Subtaxa: Choriplax Plasiochiton
Ecology: facultatively mobile epifaunal grazer
Distribution: found only at Abandoned shale pit, intersection of US 11-15 & Penn. 104, Perry Co., PA (Devonian of Pennsylvania)