423 



Zam 



Yonne department (France), Upper Jurass. 

 of, xxxvii. 530, xxxviii. Proc. 131 ; vert, 

 section, xxxvii. pi. xxvi. 



Yonne Valley, map of, S. of Auxerre, 

 xxxvii. 534. 



Yoredale Rocks nr. Penygent, viii. 48 ; in 

 N. Staffs, etc., xx. 247, 249, 261, 265; 

 Y. Grit in Peak District, xx. 253 ; nr. 

 Harrogate, xxi. 233, 234 ; of Wensley- 

 dale, labyrinthodont fr., xxx. 775 ; 

 thickn. of series in Pendle Hills, xxiv. 

 321 ; foss. fishes fr. Leyburn, xl. 614- 

 635 & pis. xxvi.-xxvii. ; phys. break 

 betw. Carb. Limest. and, in Castlecomer 

 coalfield, xxxiii. 619 ; struct, of sandst., 

 xxxvii. 11 ; chem. anal, of same, xxxvii. 

 21 ; ostrac. in, xlii. 504. 



York, Cape (Australia), geol. of peninsula, 

 xxv. 297-305 w. map. 



York, Cape (Greenland), rocks, ix. 297 ; 

 view of glaciers of, ix. 301, xxxviii. 738. 



York Factory (Hudson's Bay), section to 

 Vancouver I., xvii. pi. xiii. 



Yorkshire, microsc. struct, of Calcar. Grit 

 on coast, vii. 1-6 ; Kelloways Rock ibid., 

 & foss. fr. same, xv. 4-15 & pis. i.-iii. ; 

 Jurass. flora of, vii. 179-194 & pis. xii- 

 xiii. ; do. correl. w. that of India, xvi. 

 Ill, 115 ; list of Ool. mollusca, ix. 326 ; 

 Oolites correl. w. Lines, Northants, & 

 S.W. Engl. do. (table), ix. 334, xxix. 

 285; Pleistoc, etc. of, table facg. vii. 

 136, xlix. Proe. 87 ; gravels of, x. 

 p. xliv; Ool. & Lias in, xiv. 84-98 & 

 pi. vi (sections), xxxviii. Proc. 80 et 

 seqq.; Perm. & palseont. relats., xvii. 

 287-325 & pi. vii. ; Chiton fr. Carb. 

 Limest. of, xviii. 233-237 figs. ; section 

 fr. Moors to Lanes coalfield, xx. 251. 



Yorkshire, denud.-beds & denud.-feats. of, 

 xxiv. 175 ; relat. ages of phys. feats. & 

 lines of elev. in Carb. district of, xxiv. 

 323-335 figs. ; Glac. & post-Glac. struct, 

 of S.E., xxiv. 2, 147-159 figs. ; glac. 

 phenom. of Uplands, xxviii. 382-388 ; 

 do. of W. part of dales, xxxi. 55-99 

 figs. & pi. ii (map) ; chalkless Boulder 

 Clay in relat. to Gr. Chalky B. C. of S. 

 Engl., xxvi. 90-111 & pi. vii (sections) ; 

 Neocom. in Lines and, & its equivs. in N. 

 Europe, xxvi. 326-348 & pi. xxiii (map 

 & sections) ; Infra-Lias in, xxviii. 132- 

 147 w. lists of foss. ; markings in Chalk 

 of Wolds, xxix. 417-419 ; variat. in 

 thickn. of Ool. & Carb., xxx. 189. 



Yorkshire, Kim. Clay in S., xxxi. 210; 

 distrib. of flint in Chalk of, xxxii. 

 Proc. 131; Perm, of S., xxxiii. 17; 

 Corall. of, xxxiii. 315, 384, xxxviii. 

 Proc. 112, 116, 118 ; gen success, in 

 Carb. of, xxxiii. 627 ; fish-remains fr. 

 cannel coal of W. Riding, xxxvi. 56-67 

 figs.; Megalichfhys Hibberti fr. coal- 

 field, xl. 347-352 figs. ; Yorks ice-sheet, 

 movem. of, xxxiii. 114 et seqq. ; correl. 

 of drift of W. w. that of Lanes & 

 Cheshire, xxxvi. 185 ; period of Purple 



Clay, xxxvi. 507 & pi. xxi. ; vert, sections 



in Upper Jurass. of, xxxvii. pi. xxvi. ; 



numer. anal, of Jurass. fauna & flora of, 



xxxviii. Proc. 119 ; lr. beds of Upper 



Cret. in, xliv. 320-367 w. map & sections 



& pi. xii (foss.) ; Phaxella perforata fr. 



Lr. Calc. Grit of, xlvi. 54-61 & pi. vi. 

 Yorktown (Surre}^, Bagshot Beds nr., xli. 



499. 

 Youghal (Cork), disturb, of level of land 



nr., xxiv. 4-8. 

 Young, J., Former Exist, of Glaciers in 



High Grounds of S. Scotland, xx. 452- 



462 w. maps & view. 

 , Aff. of Platysomus & allied 



Genera, xxii. 301-317 fig. & pis. xx.- 



xxi. ; Note on Scales of BMzodus, Owen 



[abs.], xxii. 317 ; Aff. of Clwndrosteus, 



Ag. [abs.], xxii. 596 ; New Genera of 



Carb. Glyptodipterines, xxii. 596-608 



figs. 

 (& J. Young), Carb. Polyzoa, 



xxx. 681-683 & pi. xl. ; Palceocoryne & 



other Polyzoal Appendages, xxx. 684- 



687 & pis. xli.-xliii. 

 , Cone-in-Cone Struct, [abs.], 



xxxix. Proc. 76. 

 , Murchison Fund Award to, 



xxxix. Proc. 31. 

 Youngia, gen. nov., xlii. 507. 

 Ypresien, viii. 359 ; Ypr. inferieur (=Lond. 



Clay), xi. 229 ; do. superieur ( = Lr. 



Bagshot Sands), xi. 232. 

 Yr Alt Wen (Caernarvon), ii. 71, 73 w. 



section. 

 Yr Arddu (Caernarvon), Lr. Silur. chert at, 



ii. 295. 

 Yscuborwen (Caernarvon), section & plan 



of quarry, xxxv. 683, 684 ; do. betw. 



Tygwyn and, xxxv. 691. 

 Yspytty Evan (Denbigh), Silur. nr., ii. 



290. 

 Ythan Valley (Aberdeen), section across, 



xxi. 170; Y. estuary, section showg. 



superf . deposits, xxi. 194. 

 Ytterby (Sweden), oligoclase fr., chem. anal. 



of, xviii. 412, xx. 279 ; micas fr., chem. 



anal, of, xx. 279-280. 

 Yuccites (?) sp. fr. Kampti, xvii. 341 & 



pi. xii. 

 Yukon district (Canada), mammoth-re- 

 mains in, 1. 1-9. 

 Yungas (Bolivia), section to Arica, xvii. 



pi. ii. 



Z. 



Zachabi.e, C. A., Foss. -remains fr. Ben- 



digo [abs.], xxxiii. Proc. 95. 

 Zambesia, coal fr., xv. 556. 

 Zamia sussexiensis, sp. nov., ii. 51 & 



pi. ii. 

 Zamites gramineus (?sp. nov.), iii. 285; 



vi. 199 & pi. xxvi. 

 obtusifolius, iii. 285. 



