GENERAL INDEX. 



753 



" Terrain a chailles siliceux," 234, 248. 

 258, 259 ; fossils of, 239. 



Terrible Bay, Sark, 325, 326. 



Tertiaries, Australian, Revision of the 

 Echinoidea from the, 411. 



of Maryland, Glypkastrcea 



Forbexi from the. 24. 



Tbiergarten, 233, 234, 236, 238. 



Thjorsa, Iceland, analysis of eucrite 

 lava from, 498. 



Thomson, Mr. James, on the Occur- 

 rence of species of the genus Diphy- 

 phyllum, Lonsdale, in the Lower 

 Carboniferous Strata of Scotland, 

 with a description of some new 

 species, and notices of varieties, 

 33. 



Thorn Hill, Aldershot, section from, 



to Bedan Hill, 431. 

 Tingua, occurrence of foyaite at the 



peak of, 457, 459. 

 Titanosaurus, 157, 159. 

 Tongariro, 179, 181, 182. 

 Totternhoe Stone in West Suffolk 



and Norfolk, 596; fossils of the, 



577 ; minute structure of the, 



584. 



and Chalk-marl in West 



Suffolk and Norfolk, 552. 

 Trachytes, superficial fragments of, 



in Essex, 355. 

 , quartz-, fragment of, in the Essex 



Drift, 354. 

 Tramelau, 241. 

 Traps of Ardtun Head, 272. 

 Tremeirchion, caves near, 104, 108. 

 Trias in Warwickshire, notes on, 



540. 



Triassic Beds at Colwick Wood, near 



Nottingham, 542. 

 deposits, supposed, in Sao 



Paulo and Parana, 461. 

 Tubulipora biduplieata, 343. 



Campickeana, 343. 



inconstans, 633. 



sp., 635. 



Turriiella ? sulcifera, 630. 



Twinning of Japanese crystals of 



Piedmontite, 475. 



Ulrich, Prof., notice of discovery of a 

 peculiar alloy of Nickel and Iron in 

 New Zealand rocks, Proc. 30. 



Valangin, 247, 248. 



Valleys, dry Chalk'-, and Coombe 

 Rock, Mr. Clement Reid on the 

 origin of, 364. 



Vallorbes, 248. 



Vein-structure, plan of, in schistose 



rocks, 535. 

 Veins, mineral, in Sark, 332. 



Q. J. G. S. No. 172. 



Vermes, 239. 



Villars, 239. 



Villers-le-Lac, 247. 



Virgulian, 261, 263, 264; of the 



Southern Jura, 246 ; of the Bernese 



Jura, 240. 

 Vorbourg, 235, 237, 239. 



Wahanga, eruption of, 181. 



Wairakei, hot springs of, 183. 



Walford, Mr. E. A., on some Polyzoa 

 from the Lias, 632. 



Walton-Common Section, Mr. W. 

 Hudleston on the, 443 ; continua- 

 tion of the, 445, 446. 



Warfield Brick -yard, section in, 386. 



Warwick and Nottingham, remains 

 of Fishes from the Keuper of, 

 537. 



Warwickshire, notes on Trias in, 

 540. 



Waters, Mr. A. W., on Tertiary Chi- 

 lostomatous Bryozoa from New 

 Zealand, 40. 



, on Tertiary Cyclostomatous Bry- 

 ozoa from New Zealand, 337. 



Wealden Area, Mr. J. V. Elsden on 

 the Superficial Geology of thb~ 

 Southern part of the, 637. 



of Brook, sacrum from, 



indicating a new type of bird 

 (Ornitkodesmus cluniculus, Seeley), 

 206. 



Wellington College, section of Bag- 

 shot beds to the north of, 384 ; 

 section from, to Wokingham, 388, 



Well-section at D lines, South Camp, 

 Aldershot, 434. 



Wereham, Chalk-marl near, 557. 



West Dereham, Gault near, 547, 548 ? 

 549. 



West Row, Totternhoe Stone at, 

 554. 



Whitaker, Mr. W., further notes on 

 the results of some deep Borings in 

 Kent, 197. 



White Island, New Zealand, 179, 

 183. 



Terrace of Rotomahana, 165. 



Whittington, Mel bourn Rock at, 566 ; 

 section at, 566. 



Wilson, Mr. E., notes on the Triassic 

 beds at Colwick Wood, near Notting- 

 ham, 542. 



Winds Point, section through, 488 ; 

 felsite in the, 527. 



Woburn Hill, section in Hatch -Farm 

 Clay-pit, 447, 448. 



Woburn Hill, section through, 453. 



Wokingham -Sandhurst Road, well- 

 section near the, 382. 



3 G 



