CONTENTS. Vil 



Page 



XXXVI. Horae Zoologicas : — Ornithology of the Island of Tobago. 



By Sir William Jardine, Bart, F.R.S.E. & F.L.S 370 



XXXVII. Description of two new Mosses from Jamaica. By Wil- 

 liam Wilson, Esq 378 



XXXVIII. Diagnostic Characters of five new species of Crypto- 

 gamic Plants from Jamaica. By Thomas Taylor, M.D 379 



XXXIX. A few Critical Remarks on M. Carl J. Sundevall's Paper 

 on the Birds of Calcutta, as republished by H. E. Strickland, Esq. By 



Ed. Blyth, Curator to the Museum of the Asiatic Society, Calcutta, &c. 382 



XL. Description of a new species of Hymenopterous Insect belong- 

 ing to the family Sphegidce. By Frederick Smith. (With a Plate.)... 394 



XLI. Description of some Grasses and Sedges from the East Coast 

 of Demerara, with Remarks on the Geographical Distribution of the 

 Species. By Sir Robert Schomburgk, Ph.D., Member of the Impe- 

 rial Academy Nat. Curios. &c , 396 



XLII. Note on Petasida ephippigera, a Grasshopper found in the 

 interior of the Northern part of Australia by Mr. Drjng and Dr. Leich- 

 hardt. By Adam White, F.L.S., Assist. Zool. Dep. British Museum. 409 



XLIII. On the Indian Archipelago , 411 



New Boole : — The Journal of the Indian Archipelago and Eastern 



Asia. — Singapore , 422 



Proceedings of the Zoological Society , 424 



NUMBER CXXXVI. SUPPLEMENT. 

 Proceedings of the Zoological Society 433 — 437 



The Rose Caddice Saw-fly ; On the Organogeny of the Irregular Co- 

 rollas, by F. Barneoud ; Chamcea, a new genus of Birds allied to 

 Parus, by William Gambel ; Meteorological Observations and 

 Table 437—443 



Index , 444 



