[Discovery Reports. Vol. XXII, pp. 301-510, Plates V-XIII, September 1943] 



POLYZOA (BRYOZOA) 



I. SCRUPOCELLARIIDAE, EPISTOMIIDAE, FARCIMINARIIDAE, 

 BICELLARIELLIDAE, AETEIDAE, SCRUPARIIDAE 



By 



ANNA B. HASTINGS, M.A., Ph.D. 

 British Museum (Natural History) 





