Membranipora is a genus of bryozoans in the family Membraniporidae. A typical example is the widely distributed species Membranipora membranacea that commonly encrusts seaweeds, particularly fronds of the kelps Laminaria digitata, L. hyperborea, and Saccorhiza polyschides.
Bugula is a genus of common colonial arborescent bryozoa, often mistaken for seaweed. It commonly grows upright in bushy colonies of up to 15 cm in height.
Triphyllozoon is a genus of bryozoans in the family Phidoloporidae.
Reteporella is a genus of bryozoans in the family Phidoloporidae.
Schizoporella is a genus of bryozoans in the family Schizoporellidae.
Thuiaria is a genus of hydroids in the family Sertulariidae.
Crisia is a genus of bryozoans in the family Crisiidae. Some species are known from the fossil record.
Sertularia is a genus of hydroids in the family Sertulariidae.
Farciminariidae is a family of bryozoans belonging to the order Cheilostomatida.
Thalamoporella is a genus of bryozoans belonging to the family Thalamoporellidae.
Antarctothoa is a genus of bryozoans belonging to the family Hippothoidae.
Canda is a genus of bryozoans belonging to the family Candidae.
Celleporaria is a genus of bryozoans belonging to the family Lepraliellidae.
Cheilopora is a genus of bryozoans belonging to the family Cheiloporinidae.
Escharella is a genus of bryozoans belonging to the family Escharellidae.
Hemiseptella is a genus of bryozoans belonging to the family Calloporidae.
Hippopodina is a genus of bryozoans belonging to the family Hippopodinidae.
Microporella is a genus of bryozoans belonging to the family Microporellidae.
Rhynchozoon is a genus of bryozoans belonging to the family Phidoloporidae.
Smittina is a genus of bryozoans belonging to the family Smittinidae.
