ADDITIONS TO THE LIBKABT. 



Dawson, Sir J. W. Address to the British Association for the Ad- 

 vancement of Science, 1886. 8vo. London, 1886. 



. On Rhizocarps in the Erian (Devonian) Period in America. 



8vo. Chicago, 1886. 



. On the Fossil Plants of the Laramie Formation of Canada. 



4to. Montreal, 1886. 



Dewalque, G. Discours prononce au nom de l'Academie Royale de 

 Belgique lors des Funerailles de M. F. L. Cornet. 8vo. Brus- 

 sels, 1886. 



Dick, W. H. The famous Mount Morgan Gold Mine, Rockhampton, 

 Queensland, its History, Geological Formation, and Prospects. 

 8vo. Rockhampton, 1887. 



Diller, J. S. Notes on the Geology of Northern California. 8vo. 

 Washington, 1886. 



. The latest Volcanic Eruption in Northern California and its 



peculiar Lava. 8vo. New Haven, 1887. 



Douiker, G., J. Reid, and J. Marten. Observations on Romney 

 Marsh and Lydd Beach, with an account of a Botanical Ramble 

 from Appledore to Lydd and Dungeness Point. 8vo. Canter- 

 bury, 1868. 



Dressel, L. Die Basaltbildung in ihren einzelnen umstanden 

 Erlautert. 4to. Haarlem, 1866. Purchased. 



Duncan, P. M. On the Astroccenice of the Sutton Stone and other 

 Deposits of the Infra-Lias of South Wales. 8vo. London, 

 1886. 



. On the Structure and Classificatory Position of some Madre- 



poraria foom the Secondary Strata of England and South Wales. 

 8vo. London, 1886. 



Dupont, E. Sur le Famennien de la Plaine des Fagnes. 8vo. 

 Brussels, 1886. 



Eley, H. Geology in the Garden ; or the Fossils in the Flint 

 Pebbles. 8vo. London, 1859. Purchased. 



Emerson, J. S., L. L. Van Slyke, and F. S. Dodge. Kilauea after 

 the eruption of March, 1886. 8vo. New Haven, 1887. Pre- 

 sented by Prof. J. D. Dana, F.M.G.S. 



Encyclopaedia Britannica. 9th edition. Vol. xxi. Rot-Sia. 

 4to. Edinburgh, 1886. Purchased. 



. . Yol. xxii. Sib-Szo. 4to. Edinburgh, 1887. 



Purchased. 



Encyclopaedic Dictionary. Yol. v. Pt. 2. Pare -Quod. 4to. 

 London, 1886. Presented by the Rev. R. Hunter, F.G.S. 



