†Chitinozoa Eisenack, 1931 - chitinozoans Order †Prosomatifera Eisenack, 1972 Family †Lagenochitinidae Eisenack, 1931 Subfamily †Lagenochitininae Eisenack, 1931 Genus †Lagenochitina Eisenack, 1931 1 †Lagenochitina baltica Eisenack, 1931 n †Lagenochitina sphaerocephala Eisenack, 1932 see Sphaerochitina sphaerocephala (Eisenack, 1932)