IV CONTENTS. 



Page 

 inhabiting the north region of Sikhim and the proximate parts 

 ofTibet, by B. H. Hodgson, Esq., B.C.S 79, 80 



NUMBER II. 



IX. On the Natural History of the Cingalese Pearl Oyster, and on 

 the Production of Pearls. By Dr. Kelaart and Dr. Karl Mobius 81 



X. On the Structure and Affinities of Myricacea, Platanea, Altin- 

 giacece, and Chloranthaceee. By B. Clarke, Esq., F.L.S. &c. (With 



a Plate.) 100 



XI. On the Anthers of Columelliacece and Cucurhitacecs. By B. 

 Clarke, Esq., F.L.S. (With a Plate.) 109 



XII. Brief Diagnostic Characters of undescribed Madeiran Insects. 



By T. Vernon Wollaston, M.A., F.L.S 113 



XIII. Notice of three new species of Sinusigera, a genus of Brachio- 

 cephalous MoUusks. By Arthur Adams, F.L.S. &c 125 



XIV. Description of a new species of Woodpecker discovered by 

 Mr. Thomas Bridges in Northern California. By Philip Lutley 

 Sclater, M.A., F.L.S 127 



XV. List of Coleoptera received from Old Calabar, on the West 

 Coast of Africa. By Andrew Murray, Edinburgh ih. 



New JSooA; .—Elements of Entomology, by W. S. Dallas, F.L.S 135 



Proceedings of the Zoological Society; Botanical Society of Edinburgh; 



Geological Society 138—159 



List of DiatomacecB, &c., found in Ceylon, by Dr. Kelaart ; On the 

 Claws of the Spiders of the genus My gale, by M. H. Lucas ; 

 Notice of a large species of Lineusl taken on the coast near 

 Montrose, by Dr. J. E. Gray, V.P.Z.S., F.R.S. &c 159,160 



NUMBER III. 



XVI. On the Nidification of Crustacea. By C. Spence Bate, 

 F.L.S. &c. (With a Plate.) 161 



XVII. Description of a Lacustrine Bryozoon allied to Flustra. By 



H. J. Carter, Esq., H.C.S. Bombay. (With a Plate.) 169 



XVIII. On the Chylaqueous Fluid in the Actinoida. By P. H. 

 Gosse, F.R.S 172 



XIX. On the Formation of the Egg and FertiUzation in the Nema- 

 toidea. By Edouard Claparede 175 



