I.—A description of two new Calcispongiæ, to which is added confirmation of Prof. James-Clark's discovery of the true form of the sponge-cell (animal), and an account of the polype-like pore-area of Cliona corallinoides contrasted with Prof. E. Häckel's v
Published in Annals And Magazine of Natural History, in 1871, in volume 8, pages 1-27
Date published:1871