CONTENTS. V 



Page 



XX. Brief Notice of several Mammalia and Birds discovered by 



B. il. Hodgson, Esq., in Upper India. By Thomas Horsfield, M.D. 202 



XXI. Notes on Chalcidites, and descriptions of various new species. 



By Francis Walker, F.L.S 204 



XXII. Some Account of the Storm of January in Bedfordshire. By 

 John Martin, Esq 210 



XXIII. Descriptions of five new species of Coleoptera. By the 

 Rev. J. F. Dawson, LL.B 213 



XXIV. Algse Orientales : — Descriptions of new species belonging to 



i\\e genns Sargassum. By R. K. Greville, LL.D. &c. (With a Plate.) 216 



XXV. On the Gonidia of Lichens. By G. H. K. Thwaites, Lec- 

 turer on Botany and Vegetable Physiology at the Bristol Medical 

 School. (With a Plate.) 219 



New Books : — Illustrations of the Proceedings of the Zoological So- 

 ciety. Parti 222 



Proceedings of the Zoological Society 224 — 233 



Note on the Development and Organization of Infusoria — Gyratory 

 Movements of the Vitellus : Pulsations of the Contractile Vesicle 

 in the Egg, by M. F. Pouchet ; British Museum, Zoological De- 

 partment, Conchology ; English Wild Beasts a Century and a half 

 ago ; On Thaliella, a new genus of Cirripedes allied to Scalpellum, 

 by J. E. Gray, Esq., F.R.S. ; Post-office Regulations; TheTui, or 

 Parson-bird ; Obituary : — Mr. Edward Forster ; Rossia Owenii, 

 Ball ; Meteorological Observations and Table 233 — 240 



NUMBER XVI. 



XXVI. Note on Cystocoleus, a new genus of minute Plants. By 

 G. H. K. Thwaites, Lecturer on Botany and Vegetable Physiology 



in the Bristol Medical School. (With a Plate.) 241 



XXVII. Description o^ Coccochloris Brehissonii, a new species of 

 the Palmellece, in conjugation. By G. H. K. Thwaites. (With a 

 Plate.) 243 



XXVIII. On some new Palaeozoic Echinodermata. By Frederick 

 M'CoY, M.G.S. & N.H.S.D. &c 244 



XXIX. Algse Orientales: — Descriptions of new species belonging 

 to the genus Sargassum. By R. K. Greville, LL.D. &c. (With a 

 Plate.) 254 



XXX. Descriptions of two new Birds from Jamaica. By Philip 

 Henry Gosse, Esq 257 



XXXI. Supplementary Notices regarding the Dodo and its Kindred. ' 

 Nos. 4, 5. By H. E. Strickland, M.A., F.G.S 259 



XXXII. Contributions to the Botany of South America. By John 

 MiERs, Esq., F.R.S., F.L.S .'. 261 



