IV CONTENTS. 



Page 

 by M. Hollard ; Description of a new Species of Rock- Kangaroo 

 {Pterogule longicauda) from New South Wales, by Gerard Krefft 



65—72 



NUMBER XCII. 



VIII. On the Homology of the Buccal Parts of the Mollusca. By 

 Dr. Otto A. L. Morch, of Copenhagen. (Plate VI.) 73 



IX. Descriptions of recently discovered Spiders collected in the 

 Cape de Verde Islands by John Gray, Esq. By John Blackwall, 

 F.L.S 80 



X. Contributions to an Insect Fauna of the Amazons Valley. 

 Coleoptera : Longicornes. By II. W. Bates, Esq 101 



XI. On the Occurrence of Limopsis Belcheri, Corbula sulcata, and 

 some other recent Shells in the fossil state in Miocene Tertiary Beds 

 near Melbourne. By Frederick M'Coy, Professor of Natural 

 Science in the University of Melbourne, and Director of the Melbourne 

 National Museum, &c , 113 



XII. Observations on Raphides and other Crystals in Plants. 



By George Gulliver, F.R.S 115 



XIII. On the Operculum and its Mantle. By Dr. O. A. L. 

 Morch 117 



XIV. Notes on some Amphibians. By John Hogg, M.A., F.R.S., 

 F.L.S. &c 120 



XV. Remarks on the Histology of two Specimens of Rhynchopora 

 Geinitziana, De Verneuil, from near the River Oukhta, Province of 

 Archangel, and belonging to the Collection of the Corps des Mines of 



St. Petersburg. By Professor William King 124 



Proceedings of the Royal Society; Zoological Society 128 — 142 



Note on the Food of the Aye-Aye, by Mr. A. D. Bartlett ; On the His- 

 tology of the Acalephse, by Prof. Kolliker ; On a new Type in 

 the Group of Ascidians (Chevreulius callensis), by M. Lacaze- 

 Duthiers ; On some singular Organs appended to the Feet of 

 certain Crustacea, by MM. Claus and Sars 142 — 144 



NUMBER XCIIL 

 XVI. On a new Lizard, with Ophidian Affinities, from the Lower 

 Chalk (Saurospondylus dissimilis). By Harry Skeley, F.G.S., of 

 the Woodwardiau Museum, Cambridge 145 



