IV CONTENTS. 



Page 

 Contributions to the Biology of Spiders, by Dr. Friedrich Dahl ; On 

 the Classificatory Position of Hemiaster elongatus, by Prof. P. 

 Martin Duncan, F.R.S. &c. ; On the Development of the Spongillte, 

 by Dr. A. Gotte ; Note on the Reproduction of the Monotre- 

 mata, by Thomas Southwell ; A Scorpion from the Silurian 

 - Formation of Sweden, by Dr. CI. Lindstrdm 70 — 76 



NUMBER LXXXVI. 



IX. The Origin of the Fauna and Flora of New Zealand. By 

 Capt. F. W. Hutton, F.G.S 77 



X. Descriptions of Sponges from the Neighbourhood of Port Phillip 

 Heads, South Australia. By H. J. Carter, F.R.S. &c. (Plate IV. ) 107 



XL Mode of Circulation in the Spongida. Bv II. J. Carter, 

 F.R.S. &c. (Plate IV. figs. 5, a-g, and 7, a-p.) /. 117 



XII. On a new Species of Idutea. Bv Charles Chilton, M.A. 

 (New Zealand). (Plate V. A.) 123 



XIII. On the Reproduction and Development of Rotifer vulgaris. 



By Dr. Otto Zacharias. (Plate V. B.) 125 



XIV. Notes from the St.-Andrews Marine Laboratory (under the 

 Fisherv Board for Scotland). By Prof. M'Intosh, M.D., LL.D., 

 F.R.S. &c 148 



On the Development of the Chelifers, by J. Barrois ; Notices of . 

 Fungi in Greek and Latin Authors, bv the Rev. W. Houghton, 

 M.A., F.L.S. ; On the Classification of the Moles of the Old 

 World, by M. A. Milne-Edwards ; Biological Evolution of the 

 Aphides of the Genus Aphis, by M. Lichtenstein 152 — 155 



NUMBER LXXXVII. 



XV. Description of a new Species of Crinoids with Articulating 

 Spines. By George Jennings Hinde, Ph.D., F.G.S. (Plate VI.) 157 



XVI. Notes on the Palaeozoic Bivalved Entomostraca. — No. XIX. 

 On some Carboniferous Species of the Ostracodous Genus Kirkbga, 

 Jones. By T. Rupert Jones, F.R.S., and James W. Kirkby, Esq. 

 (Plate III.) 174 



XVII. A List of Reptiles and Batrachians from the Province Rio 

 Grande do Sul, Brazil, sent to the Natural-History Museum by Dr. 



II. von Ihering. By G. A. Boulenger " 191 



XVIII. Descriptions of Sponges from the Neighbourhood of Port 

 Phillip Heads, South Australia, continued. By H. J. Carteb, 

 F.IJ.S. &c 190 



