Cleidochasmatidae

Cleidochasmatidae is a family of bryozoans belonging to the order Cheilostomatida.

Genera:
 * Anchicleidochasma Soule, Soule & Chaney, 1991
 * Calyptooecia Winston, 1984
 * Characodoma Maplestone, 1900
 * Cleidochasmidra Ünsal & d'Hondt, 1979
 * Fedorella Silén, 1947
 * Gemelliporina Bassler, 1936
 * Yrbozoon Gordon, 1989