†Chitinozoa Eisenack, 1931 - chitinozoans Order †Operculatifera Eisenack, 1931 Family †Desmochitinidae Eisenack, 1931 Subfamily †Pterochitininae Paris, 1981 Genus †Armoricochitina Paris, 1981 1 †[Armoricochitina ceneratiensis] (Paris, 1976)