VI CONTENTS. 



Page 

 New Booh : — Plantae Javanicae Rariores, descriptae iconibusque illus- 

 tratae, quas in Insula Java, annis 1802 — 1818, legit et investigavit 

 Thomas Horsfield, M.D., e siccis descriptiones et characteres 

 plurimarum elaboravit Joannes J. Bennett ; observationes struc- 

 turam et affinitates praesertim respicientes passim adjecit Robertus 

 Brown t 281 



Proceedings of the Linnaean Society; Zoological Society 292 — 309 



Cirsium setosum, M. Bieb. ; Alsine stricta, Wahl. ; Teguments of Gas- 

 teropod Mollusca; Nest of the Dinornis ; Meteorological Observa- 

 tions and Table 309—312 



NUMBER XCII. 



XXXVII. On a new Genus of Palaeozoic Shells. By William 

 King, Curator of the Museum of the Natural History Society of North- 

 umberland, Durham, and Newcastle-upon-Tyne 313 



XXXVIII. Catalogue of Irish Entozoa, with observations. By 

 O'Bryen Bellingham, M.D., Fellow of and Professor of Botany to the 

 Royal College of Surgeons in Ireland, &c. (Continued.) 317 



XXXIX. On the Evidence of the former Existence of Struthious 

 Birds distinct from the Dodo in the islands near Mauritius. By H. E. 

 Strickland, Esq., M.A 324 



XL. Description of a new Fungus from British Guiana. By the Rev. 

 M. J. Berkeley, M.A., F.L.S. (With a Plate.) 327 



XLI. On a new Genus of Diatomacece. By the Rev. M. J. Ber- 

 keley and J. Ralfs, Esq. (With a Plate.) 328 



XLII. Descriptions of Pterochilus, a new genus of Nudibranchiate 

 Mollusca, and two new species of Doris. By Joshua Alder and Al- 

 bany Hancock, Esqrs 329 



XLIII. On the species of Chalcidites inhabiting the Arctic Region. 

 By Francis Walker, Esq., F.L.S 331 



XLIV. Observations on the Gasteropod Mollusca, designated by the 

 name of Phlebenterata by M. de Quatrefages. By M. Souleyet 342 



XLV. On Thalassidroma melitensis, Schembri, a supposed new spe- 

 cies of Stormy Petrel. By H. E. Strickland, M.A 348 



XLVI. Record of the discovery of an Alligator with several new 

 Mammalia in the Freshwater Strata at Hordwell. By Searles Wood, 

 Esq., F.G.S 349 



New Books : — Naturgetreue Abbildungen und Beschreibungen der ess- 

 baren, schadlichen und verdachtigen Schwamme, von J. V. 

 Krombholz. — Histoire physique, politique et naturelle de l'lle de 

 Cuba, par M. Ramon de la Sagra. — Botanique : Plantes Cellulaires, 

 par Camille Montagne, M.D 351 — 354 



Proceedings of the Linnaean Society ; Zoological Society ; Botanical 



Society of London ; Geological Society 354 — 381 



