CONTENTS. Vll 



Page 

 XLni. Description of a new Species of the Family Pittidcs. By 

 John Gould, F.R.S. &c 340 



XLIV. On some points in the Myology of the Chimpanzee and 

 others of the Primates. By Alexander Macalister, Professor of 

 Zoology and Director of the Museum, University of Dublin 341 



XLV. Contributions to the Crag-Fauna. Part II. By Alfred 

 Bell , 351 



XLVI. Physico-chemical Investigations upon the Aquatic Arti- 

 culata. By Felix Plateau. Part 1 362 



XLVn, On the supposed Legs of the Trilobite Asaphus platy- 

 cephahcs. By Prof. James D. Dana 3G6 



XLVni, Notice of a new Australian Ziphioid Whale. By G, 

 Krefet, F.L.S. ; with a Note by Dr. J. E. Gray, F.R.S 368 



New Books : — The Honey-Bee : its Natural History, Physiology, and 

 Management, by Edward Bevan, M.D. ; revised, enlarged, and 

 illustrated by William Augustus Munn, F.R.H.S. &c. — British 

 Insects : a Familiar Description of the Form, Structure, Habits, 

 and Transformations of Insects, by E. F., Staveley. — An Intro- 

 ductory Text-book of Zoology, for the Use of Junior Classes, 

 by H. AUeyne Nicholson, M.D,, D.Sc, Ph.D., F.R.S.E., F.G.S. 



369—371 



Proceedings of the Royal Society 372 



Note on the Ichthyosaurian Head, by H. G. Seeley, F.G.S. ; Le Jelin 

 of Adanson, by Dr. O. A. L. Morch ; On the Action of the so- 

 called Poisonous Shadow of various Tropical Plants, by Prof. 

 Karsten; A new Genus of the JEolididce, by Prof. Salvatore 

 Trinchese : On the Entozoa of the Dolphins, by M. H. Gervais 



388—392 



NUMBER XLH. 



XLIX. On the Base (Pehas) of the Crinoidea brachiata. By 

 Prof. Beyrich 393 



L. Descriptions of new Species of Butterflies from Tropical 

 America. By Osbert Sal vest, M.A., F.L.S., &c 412 



LI. The Descendence-Theory considered from some special points 

 of view. By W. Veltmann 417 



LH. On Amphipleura pellucida and Surirella gemjna as Test- 

 objects. By J. J. Woodward, Assistant Sm-geon, U.S. Army .... 423 



LHI. Notices of British Fimgi. By the Rev. M. J. Berkeley, 

 M.A., F.L.S., and C. E. Broome, Esq., F.L.S. (Plates XVIII., 

 XIX., XX., & XXI.) 425 



