†subfamily Ischnochitoninae (chiton)
Polyplacophora - Neoloricata - Ischnochitonidae
Parent taxon: Ischnochitonidae according to J.-M. Pacaud and J. Le Renard 1995
See also Beesley 1998 and Berry 1922
Sister taxa: Allochiton, Callochitoninae, Chaetopleurinae, Cyanoplax, Heterochiton, Lepidochitoninae, Lepidozona, Schizoplacinae, Stenoplax, Stenosemus, Tonicella, Tripoplax
Subtaxa: Ischnochiton Stenochiton
Ecology: facultatively mobile epifaunal grazer
Distribution:
• Quaternary of United States (3: California, Florida collections)
• Pliocene of Italy (3)
• Eocene to Oligocene of United States (1: Washington)
• Eocene of United States (1: Washington)
• Jurassic of Germany (1)
Total: 9 collections including 15 occurrences