CONTENTS OF VOL XX, 



[SECOND SERIES.] 



NUMBER CXV. 



I'age 



I. Contributions to the Knowledge of the Terrestrial Planariee, 

 from communications from Dr. Fritz Mliller of Brazil, and personal 

 investigations. By Dr. Max Schultze 1 



II. Description of a new species of Earth-worm (Lumbricus core' 

 thrums). By Dr. F. MiiLLER 13 



III. Remarks on MM. Koren and Danielssen's Researches on the 

 Development of Purpura lapillus. By Wm. B. Carpenter, M.D., 

 F.R.S., F.G.S., F.L.S 16 



IV. On the Ultimate Structure of Spongilla, and Additional Notes 

 on Freshwater Infusoria. By H. J. Carter, Esq., Assistant Surgeon 

 H.C.S., Bombay. (With a Plate.) 21 



V. Notice of the Animal of Turbo Sarmaticus and other MoUusca 

 from the Cape. By Arthur Adam^, F.JL.S. &c 41 



VI. List of the Echinodermata dredged between Drontheim and 

 the North Cape. By R. M'Andrew, Esq., F.R.S., and L. Barrett, 

 F.G.S 43 



VII. Descriptions of four new species of Echinodermata. By 

 Lucas Barrett, F.G.S. (With a Plate.) 46 



New Books : — On a True Parthenogenesis in Moths and Bees ; a Con- 

 tribution to the Histoiy of Reproduction in Animals, by C. T. E. 

 Von Siebold. Translated by W. S. Dallas. — Eenige Vergelijkend- 

 Ontleedkundige Aanteekeningen over den Otolicnus Peli. Eene 

 Academische Proeve, door P. Hoekema Kingma. — Introduction 

 to Cryptogamic Botany, by the Rev. M. J. Berkeley, M.A., F.L.S. 

 — Synopsis Plantarum Glumacearum; auctore E. G. Steudel 48 — 57 



Proceedings of the Zoological Society ; Royal Institution of Great 



Britain 67—75 



