CONTENTS OF VOL. XII. 



NUMBER LXXIV. 



Page 



I. Notice of the Life and Labours of DeCandolle : extracted [and 

 translated] from the Address delivered before the Royal Botanical So 

 ciety of Ratisbon, by the President Prof, von MauTius 1 



II. Observations on some Points in the Anatomy and Physiology of 

 the Freshwater Alga;. By Arthur Hill Hassall, Esq. (With a 

 Plate.) 20 



IIL The Birds of Ireland. By Wm. 'J'hompson, Esq., Prcs. Nat. 

 Hist. Society, Belfast. {Continued.) 31 



IV. Ou the existence of Siliceous? Spicula- in the exterior rays of 

 Actinia. By G. W. Bailey, Prof. Chem. Miii. and Geol. U. S. Mili- 

 tary A c a d e m y 38 



V. Retrospective Comments. By Prof. Edward Forbes, V.P.W.S., 

 F.L.S., F.B.S. &c 40 



VI. Characters of several new Species of Brazilian Mammalia. By 



D. A.Wagner of Munich 42 



VII. Descriptions of Chalcidites discovered by C. Darwin, Esq. By 

 Francis Walker, Esq., F.L.S 45 



VIII. Descriptions of Clialcidiles discovered in St. Vincent's Isle by 



the Rev. Lansdown Guilding. By Francis Walker, Esq., F.L.S. ... 40 



New Boolis : — Manual of British Botany, containing the Flowering 

 Plants and Ferns, arranged according to the Natural Order.', by 

 Chas. C. Babington, M.A., F.L.S., F.G.S. &c.— The Geographical 

 Distribution of British Plants, by H. C. Watson. — A History of 

 British Forest Trees indigenous and introduced, by P. J. Sclby, 

 F.L.S. &c.— Travels in New Zealand, by E. Dieffenbach, M.D — 

 Repertorium Botanices Systematica, auctore G. G. Walpers... 49 — 52 



Proceedings of the Zoological Society ; Botanical Society of London ; 



Geological Society 52 — 73 



Alchemillafssa, A. coiijimcta, and A. argenteu ; On the Affinities of 

 Glareola iorquafa, by E. Blyth, ("urator to the Mviseum of the 

 Asiatic Society; Lines addressed to the Rev. W. Kirby, ]\I.A., 

 F.R.S. & F.L.S. &c. ; Letters from Ray to Sir Hans Sloane ; Me- 

 teorological Observations and Table 71 — 80 



