Vr TABLE OF CONTENTS. 



tjystematic descriptions — Continued. 



Order ('heilostoinata Busk — Continued. 



Family Orbituliporidao, new family — Continued. Page. 



Genus Stichoporina Stoliczka, 18G1 189 



Genus Sphaerophora Ilaswell, 1881 190 



Genus Schizorthosecos Canu and Bassler, 1917 190 



Genus Fedora Jullien, 1882 190 



Genus Mamillopora Smitt, 1873 191 



Order Cyclostomata Biisk 193. 



Family Heteroporidae Pergens and Meunier, 1886 193 



Genus Ceriopora Goldfuss, 1827 193 



Family Diastoporidae Gregory, 1899 193 



Genus Proboscina Audouin, 1826 193 



Genus Berenicea Lamouroux, 1821 194 



Genus Atelesopora, new genus 194 



Family Mecynoeciidae Canu, 1918 195 



Genus Entalophora Lamouroux, 1821 195 



Family Oncousoeciidae Canu, 1918 195 



Genus Filisparsa D 'Orbigny, 1853 195 



Family Crisiidae Johnston, 1847 196 



Genus Crisia Lamouroux, 1816 196 



Family Tubuliporidae Johnston, 1838 ; 197 



Genus Tubulipora Lamarck, 1816 197 



Genus Idmonea Lamoiu'oux, 1821 198 



Genus Crisina D'Orbigny, 1852 200 



Family Theonoidae Busk, 1859 ; 201 



Genus Theonoa Lamouroux, 1821 201 



Family Diaperoeciidae Canu, 1918 201 



Genus Stathmepora Cami and Bassler, 1922 201 



Genus Diaperoecia Canu, 1918 202 



Family Lichenoporidae Smitt, 1866 203 



Genus Lichenopora Defrance, 1823 203 



Family Tretocycloeciidae Canu, 1918 206 



Genus Tretocycloecia Canu, 1918 206 



Genus Psilosolen Canu and Bassler, 1922 207 



Bibliography of literature on Bryozoa since 1899 209 



Appendix 244 



Explanation of plates 245 



Index 293 



