ADDITIONS TO THE LIBRARY. TI7 



Avalanclies and Avalanche Blasts, 155. — Mrs. McKenny Hughes. On 

 the Molhisca of the Pleistocene Gravels in the neighbourhood of Cam- 

 bridge, 193. — R. F. Tomes. On Hetemstrcea, a new Genus of Madrepo- 

 raria from the Lower Lias, 207. — J. E. Marr. On some Effects of Pres- 

 sure on the Devonian Sedimentary Rocks of North Devon, 218, — A. 

 Harker. Notes on the Geology of Mynydd Mawr and the Nantlle Valley, 

 221. — G. J. Hinde. Note on the Spicules described by Billings in Con- 

 nection with the Structure oi Archceocyaihus mimjanensis, 22G, — G. J. 

 Hinde. On the Chert and Siliceous Schists of the Permo-Oarboniferous 

 Strata of Spitzbergen and on the Characters of the Sponges therefrom, 

 which have been described by Dr. E. von Duuikowski, 241. — R. H. 

 Traquair. New Palaeoniscidse from the English Coal-measures, 251. — C. 

 D. Sherborn. On a Limestone with Concentric Structure from Kulu, 

 North India, 255. — F. H. Hatch. On a Hornblende-lIypersthene-Peri- 

 dotite from Losilwa, a low hill in Taveta District, at the S. Foot of Kili- 

 manjaro, E. Africa, 257. — L. DoUo. On the Humerus of Euclastes, 261. 

 • — A. Harker. Woodwardian Museum Notes : on some Anglesey Dykes, 

 267. 



Geological Magazine. Dec. iii. Yol. v. Purchased. 



Geologists' Association. Proceedings. Vol. ix. No. 8. 1886. 



F. W. Rudler. Visit to the Science Schools, South Kensington, 517. 

 — J. W. Judd. Visit to the Science Collections, South Kensington, 520. 

 — W. Whitaker. Excursion to Salisbury and Stonehenge, 522. — H. H. 

 French. Excursion to Ewell and Epsom, 532. — J. Hopkinson. Excur- 

 sion to Welwyn, 534. — W. H. Hudleston. Excursion to Walton Common 

 and St. George's Hill, 537.— J. Hopkinson. Excursion to Pinner, 548. — 

 G. S. Boulger. Excursion to the Maidstone District, 551. — G. A. Lebour. 

 Sketch of the Geology of Northumberland, 555. — J. J. H. Teall. Petro- 

 graphical Notes on some of the Igneous Rocks of Northumberland, 575. 

 — G. S. Boulger. Excursion to Northumberland, 582. 



Yol. X. Nos. .2-6. 1887. 188 



G. F. Harris. A Revision of our Lower Eocenes, 40. — J. J. H. Teall. 

 The Metamorphosis of Basic Igneous Rocks, 58. — W. J. L. Abbott. The 

 Formation of Agates, 80. — J. H. Collins. On the Geology of Cornwall, 

 94. — J. S. Gardner. Notes on the London Clay and its Deposition, 115. 

 — H. Woodward. Visit to the Historical and Type Collections in the 

 Geological Department, British Museum, 123. — F. Rudler. Visit to the 

 Doulton Potteries, at Lambeth, 130. — W. Whitaker. Easter Excursion, 

 1887. — Preliminary Excursion to Southampton, 132. — H. B. Woodward 

 and J. G. Goodchild. Excursion to Whetstone and Fincliley, 145. — J. L. 

 Lobley. Excursion to the Brent Valley, Dollis Hill, and Hampstead, 148. 

 — G. S. Boulger. Excursion to Merstham, Redhill and Reigate, 154. — 

 A. Harker. Excursion to Cirencester and Minchinhampton, 157. — J. 

 Hopkinson. Excursion to RickmansAvorth, 163. — W. H. Hudleston. 

 Excursion to Aylesbury, 166. — J. A. Brown. Excursion to the Mount, 

 Ealing, and Horsiugton Hill, 172. — H. H. French. Excursion to Goms- 

 hall, Netley Heath, and Clandon, 182. — W. Whitaker. Excursion to 

 SLidi)ury, Suffolk, 187. — J. G. Goodchild. Excursion to Plumstead and 

 Postal iffeath, 191.— W. H. Shrubsole. Excursion to Sheppey, 194,--F. 

 Rudler. Excursion to Cornwall, 196. — J- W. Judd. On the Unmaking 

 of Flints, 217. — J. L. Lobley. On the Formation of Rounded Flint 

 Pebbles, 226.— F. W. Rudler."" Fifty years' Progress in British Geology, 

 234. — A. S. Woodward. A Synopsis of the Vertebrate Fossils of the 

 English Chalk, 273. — T. A. Readwin. On the Occurrence of Gold m 

 Wales, 339. 



VOL. XLIV. I 



