IV CONTENTS. 



Page 

 inhabiting the north region of Sikhim and the proximate ]iarts 

 of Tibet, by B. H. Hodgson, Esq., B.C.S 79,80 



NUMBER II. 



IX. On the Natural History of the Cingalese Peai-1 Oyster, and on 

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



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

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



a Plate.) 100 



XI. On the Anthers of ColumelliacetB and CucurbitacetB. 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 Cahfornia. 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 ib. 



New Book .—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., foimd 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 oi 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 , 1/2 



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

 toidea. By Edguard Claparede 175 



