THE 



QUAETERLY JOURNAL 



OF 



THE GEOLOGICAL SOCIETY OF LONDON. 



PROCEEDINGS 



OF 



THE GEOLOGICAL SOCIETY, 



January 31, 1855. 



The Rev. T. J. Prout, A.M., was elected a Fellow. 



The following communications were read : — 



1. Additional Observations on the Silurian and Devonian Rocks 

 near Christiania in Norwtay, — on presenting M. Theodor 

 Kjerulf's new Geological Map of the District. By Sir 

 Roderick I. Murchison, V.P.G.S. &c. &c. 



During an excursion to Norway and Sweden in the year 1844, I 

 drew those conclusions respecting the order of the older sedimentary 

 formations in the environs of Christiania, which, having first been 

 enounced in the Quarterly Journal of this Society, were afterwards 

 published in greater detail and with a more accurately finished section 

 in the work entitled * Russia and the Ural Mountains*.' 



* See Quart. Journ. Geol. Soc. vol. i. p. 471. The correct section is given in 

 Quart. Journ. Geol. Soc. vol. ii. Miscell. p. 71 ; ibid. vol. viii. p. 182 ; and * Russia 

 in Europe,' &c., vol i. p. 13. Since the present notice was read, M. Kjerulf 

 has sent to me the Memoir in German, which accompanies his map, entitled * Das 

 Christiania-Silurbecken, chemisch-geognostisch untersucht,' 4to. Christiania, 

 1855. In acknowledging this favour, I beg to state that this author does not seem 

 to have been acquainted with my original communication on the subject ; for the 

 paper by Forchhammer, to which alone he refers, is in the Norsk language, and 

 forms a part of the account of that Scandinavian Meeting of 1844 at which I gave 



VOL. XI. PART I. N 



