Wya 



422 



Wyatt, J., Further Discovs. of Flint 



Implem. & Foss. Mammals in Ouse 



Valley, xx. 183-188 w. section. 

 Wych (Malvern), rocks betw. Wind's 



Point and, xxi. 78 ; rocks N. of, xxi. 80, 



xlix. 415. 

 Wye River (Derby), geol. history of, 



xxviii. 153. 

 Wyke, C. L. [Aerolites fr. Greenland], 



xxviii. 1. 

 Wyke Quarry (Dorset), section descr., 



xxxvii. 590. 

 Wtman, J., Reptil. Remains (found in 



Erect Foss. Tree in Nova Scotian Coal 



Measures), ix. 64-66 & pis. ii.-iii. 

 Windham, T. H., obituary of, xxxiii. 



Proc. 55. 

 Wynne, A. B., Disturb, of Level of Land 



nr. Youghal, xxiv. 4-8. 

 , Phys. Geol. of Outer Himalayan 



Region of Upper Panjab, xxx. 61-79 w. 



sections & pi. vii (map). 

 , Pbys. Geol. of Upper Panjab, 



xxxiv. 347-375 & pi. xiv (map). 

 , Fossilif. Pebble-band in ' Olive 



Group ' of E. Salt Range, xlii. 341-349. 

 Wynne, T., obituary of, xlix. Proc. 62. 

 Wyre Forest (Shropshire), section to En- 



ville, xi. 188. 



Xenacanthus incl. in Pleur acanthus, 



xxxvi. 321. 

 Xenophrys monticola, side view of skull, 



xl. Proc. 49. 

 Xestoleberis Wrightii, sp. nov., xlvi. 28 & 



pi. iv. 

 Xiphias Dixoni, xxxiv. 787, 788. 

 Xiphodon, gen. char, of, xiii. 257. 

 Xiphosura,. struct., & relat. w. Eurypte- 



ridae, xxiii. 28-37 & pis. i.-ii. ; relat. w. 



do. & Trilob. & Arachnida, xxviii. 46- 



63. 

 Xylobius, Coal Measure spp. of, xxv. 441. 

 ■ Sigillarice, gen. & sp. nov., xvi. 271 



figs., xviii. 6. 



Y. 



Y Bigl (Caernarvon), xlix. 444 et seqq. w. 

 map & sections. 



Y Foel Ddu (Caernarvon), f elstone of, xxxi. 

 401. 



Y Glydyr Fawr (Caernarvon), section to 

 Bryn y Dinas, ii. 292 ; do. to Menai, ii. 

 298, iii. 137 ; perlit. & spheral, struct. 

 in lavas of, xxxv. 508-510 fig. 



Y Tryfan (Caernarvon) section to Menai, 

 ii. 298. 



Yalpuk Lake (Turkey), xvi. 285 et seqq. 

 Yangtse, Lr. (China), geol. of provs. of, 



xxv. 119-138 figs. 

 Yaqui River (Sto. Domingo), section to 



Palo Quemado, ix. 120 ; Tert. sandst., etc. 



along, ix. 116, 122. 



Yard (Somerset), section to Croydon Hill, 

 xxiii. 594. 



Yare Valley (Norfolk), section across, 

 above & below Norwich, xxiii. 89 ; do. 

 at Trowse, xxv. 446, xxxiii. 83 ; do., at 

 confl. w. Wensum R., xxxiii. 85 ; gravels 

 of, xxxvi. 503. 



Yarkand Expedition, sand-pits, mud- 

 discharges, & brine-pits met with on, 

 xxviii. 402-405; geol. notes on route 

 trav. by, xxx. 571-573. 



Yarmouth (Norfolk), well-boring provg. 

 Lond. Clav, xvi. 449-452. • 



Yarn Hill "(Suffolk), list of Crag foss., 

 xxvii. 346. 



Yarnton (Oxon), section descr., xvi. p. liv. 



Yarralumla (N.S.W.), Silur. (?) of, iv 

 64, 65. 



Yarrow (Norfolk), ' till ' at, xxxvi. 467 & 

 pi. xxi (section). 



Yarrow Reservoir (Lanes), sections in, 

 xxxix. 96, 97. 



Yarrow Valley (Selkirk), black shale- 

 bands in, xxxiv. 280. 



Yarrowee Valley (Victoria), sketch-plan 

 showg. gold-diggings, xiv. 539. 



Yass Plains (N.S.W.), Silur. (?) of, iv. 63, 

 64. 



Yate (Gloucester), Carb. Limest., etc. at, 

 xxxvii. 78, 79 ; Y. Rocks, section, xxvi. 

 179. 



Yately Green (Berks), Bagshot Beds at, 

 xli. 500 ; Y. Heath, gravels at, xlix. 321. 



Yates, J., obituary of, xxviii. p. xxxvi. 



Yearling Hill (Shropshire), annelid-bur- 

 rows, etc. in Cambr. of, xiii. 200 et seqq. 



Yedmandale (Yorks), as illustr. valley- 

 excav., x. 328-333. 



Yellow Crag ( = Upper Antwerp Crag), 

 viii. 283 et seqq. w. lists of foss. 



Yellow Lias of Hewlett's Hill, Cheltenham, 

 list of foss., xxxi. 508. 



Yellow Mire (Selkirk), Birkhill & Hart- 

 fell Beds of, xxxiv. 273. 



Yellow sandstone, ferrug. banding of, xxiv. 

 388 figs. 



Yellow Sandstones (Devon.) of Cork, 

 jointings in, xv. 87 et seqq.; of Dura 

 Den, xvi. 136 ; & Conglom. (=true 

 O. R. S.), xxxviii. 201. 



Yellowstone district (Montana), microsc. 

 char, of obsidians descr., xxxvii. 391 et 

 seqq. ; do. of spherulite & quartz-rhyo- 

 lite, xxxvii. 394 et seqq. ; map of part of, 

 xxxvii. 400 ; perlitic & spheral, struct, in 

 rocks fr., 1. 11 & pi. i (microsc. section). 



Yeni Keni promontory (Bulgaria), xvi. 

 291. 



Yeolm Bridge (Cornwall), section to Pen- 

 gelly, xxiv. 417. 



Yeovil (Somerset), Lias, etc. nr., xvi. 34. 



Yeovil, Cotteswold, & Midford Sands, 

 xxxvii. 608, xiv. 440-474; Y. S. in 

 Dorset-Somerset district S. of Mendips, 

 xiv. 454. 



Yewdale Beck (Westmoreland), Stockdale 

 Shales in, w. section at Far End, xliv. 



