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Temporal range: Carboniferous[1]
Scientific classification e
Kingdom: Animalia
Phylum: Mollusca
Class: Polyplacophora
Family: Leptochitonidae
Subfamily: Helminthochitoninae
Genus: Pterygochiton

Pterygochiton is an extinct genus of polyplacophoran molluscs. Pterygochiton became extinct during the Carboniferous period.[1]


  1. ^ a b van Belle, R. A. (1981). Catalogue of Fossil Chitons. ISBN 90 6279 018 6.