46. The Marine Fauna of British East Africa and Zanzibar, from Collections made by Cyril Grassland, M.A., B.Sc, F.Z.S., in the Years 1901–1902. Bryozoa– Cyclostomata, Ctenostomata, and Endoprocta
Published in Proceedings of The Zoological Society of London, in 1914, in volume 1914, pages 831-858
Date published:1914