Mia 



252 



pis. xxvi.-xxviii. ; Comp. & Struct, of 

 Bony Palate of Ctenodus, xxx. 772-775 

 & pi. xlvii. ; Occurr. of Labyrinthodont 

 in Yoredale Rocks of Wensleydale, xxx. 

 775-776. 



Miall, L.C., Struct, of Skull of Ehizodus, 

 xxxi. 624-627 fig. 



- , New Specim. of MegalicMhys 



fr. Yorks Coalfield, xl. 347-352 figs. 



, Wollaston Fund Award to, xxxi. 



p. xxxiv. 



Miaulis, A., ^Submarine Crater in Kara- 

 vossera Harbour, xxxii. Proc. 124. 



Mica, # fr. Vesuvius, xi. (Part 2) 24 ; in 

 Irisb granites, chem. anal, of, xii. 175, 

 191; black, in Leinster & Donegal 

 granites, xv. 129-131 w. cbem. anal., 

 xviii. 413; white, in Donegal granite, 

 xviii. 414 w. cbem. anal. ; do. prod., fr. 

 biotite & chlorite by shearing, xlv. 487, 

 488 ; in Swedish gneiss & granites, chem. 

 anal, of, xx. 279, 280 ; in Brit. Carb. dole- 

 rites, xxx. 543 ; in Shap Granite descr., 

 xlvii. 277; in N.E. Forfar rocks, xlix. 

 335, 341 ; in sediment, rocks, xxxvi. 

 Proc. 53 ; flakes of, assoc. w. quartz in 

 Obermittweida & Sudbury conglom., 

 xliv. 26, 35 figs.; do. in felspar-cryst. 

 ibid., xliv. 36 fig. ; action of water, pure 

 & carbonated, on, xlv. 363-368 w. chem. 

 anal.; tabular classif . of, xlv. 365 ; mineral 

 resemblg. mica & replacg. olivine, 1. 616 

 et seqq. See also Biotite, Muscovite, etc. 



Mica-andesites of Western Is., xlvi. 360. 



Mica-augite-andesite of Killerton, xlviii. 

 507 w. chem. anal. 



Mica-diorite (?), altered, of Worcestershire 

 Beacon, xliii. 494 & pi. xix. ; m.-d. of 

 S. Devon, 1. 351. 



Mica-gneiss of Malvern Hills, xliii. 528. 



Mica-hornblende-picrite, altered, of Caith- 

 ness, xli. 401 w. chem. anal. 



Mica-porphyrite in Sai'k, xlviii. 140, 141. 



Mica-trap dykes in Teesdale, xxxiv. 29 

 et seqq. ; in Kemnay granite-quarry, 

 xxxvi. 12 ; in Bohemia, xxxvi. 598, 617 ; 

 in Sark, xlviii. 142 et seqq.; m.-tr. fr. 

 Kendal & Sedbergh districts, xxx v. 165- 

 180 w. chem. anal. ; in Guernsey, xl. 

 418, 426. 



Mica-schists in Himalayan region, vii. 299 ; 

 on shores of Rainy Lake, x. 216 etseqq. ; 

 in Kintyre, viii. 407 et seqq.; in In- 

 verary district, ix. 361 et seqq. ; in 

 Breadalbane Highlands, xvi. 421; in 

 S. Grampians, xix. 182 et seqq. ; relat. 

 to clay-slates ibid., xix. 197 ; of Loch 

 Earn, xix. 194; orig. nat. & subseq. 

 alterat. of, xix. 401-406 figs. ; m.-sch., 

 etc. in Natal, xxvii. 55. 



Mica-schists, devel. of, xxxvi. Proc. 82 ; 

 stratif.-foliat. in, xxxvi. Proc. 89 fig. ; 

 cleavage-foliat. in, xxxvi. Proc. 90 fig. ; 

 in Skiddaw Granite-area, xxxii. 3, 4, 

 5 w. chem. anal. & pi. i (microsc. 

 sections); in neighb. of Land's End, 

 xxxii. 409 et seqq. ; nr. Loch Maree, in 

 newer series, xxxvi. 102, 104 figs. ; S. of 



Quimperle, xliii. 307 ; of Morlaix, xliv, 



17 ; in Malvern Hills, xliii. 503, 530 & 



pi. xx. ; of S. Devon, microsc. & macrosc. 



struct, of, xl. 5 et seqq. fig., xliii. 724, 



725; in E. Anglesey, xliv. 505; of 



Mysore prov., w. flattened garnets,' xliv. 



641 figs., 651 & pi. xv. ; at Vizille, xlv. 



71, 100 fig. ; of Livet, xlv. 72, 101 ; 



dark, of Val Piora, etc., xlvi. 200, 202 y 



224, xlix. 89 et seqq., 104 et seqq. 

 Micaceo-chloritic schists of S. Devon, 



xliii. 721, 725. 

 Micaceous Flagstones of Sutherland, etc. r 



xv. 382. 

 Micaceous Group in Lizard district, xxxix. 



12, xlvii. 480. 

 MicJielinia favosa, xix. 4. 

 Michigan (U.S.A.), copper mines of, xxii. 



448-463 figs. 

 Michigan, Lake, section to Riviere du 



Chat, vii. 237 ; feats, of basin, xlvi. 526. 

 Mickleton Tunnel (Gloucester), Lr. Lias 



in, ix. 29-35 & pi. i (sections). 

 Micrabacia, gen. char, of, redef., xl. 565. 

 coronula, intern, struct. & classif. 



posit, of, xl. 561-566 figs. 



Fittoni, classif. posit, of, xl. 565. 



Micraster breviporus, zone of, at Dover, 



xlii. 240. 

 brevistella, xxxi. 447, 448 figs. ; xliii. 



421. 

 cor-testudinarium, zone of, at Dover, 



xlii. 240. 

 Micro-ophitic struct, in basalt of Mull, 



xlii. 68&pl. v. 

 Microchoerus, zool. posit, of, & app. ident. 



w. Hyopsodus, xli. 529-531. 

 erinaceus, right upper dentit. in, xli. 



529 fig. 

 Microcline-crj'stals, crushed & faulted, in 



granitic vein, xliii. 505 & pi. xxi.; in 



N.E. Forfar rocks, xlix. 332 et seqq., 346, 



358. 

 Microcline-syenite of Puerto de Tablas, 



xxxv. 582, 590. 

 Microdiscus, distrib. of genus in time, 



xxvii. 395. 



MeeJcii, head-shield of, 1. 414 fig. 



■ punctatus, sp. nov., xx. 237 & pi. xiii, 



sculptus, sp. nov., xxvii. 400 & pi. xvi. 



Microgranite dyke of Crosby, xlvii. 433, 



439 w. chem. anal. 

 Microgranitic structure in Tert. basalts of 



Hebrides, xlii. 68. 

 Microgranulitic structure, xli. Proc. 86 ; 



in Ardnamurchan basalt, xlii. 68 & pi. v. 

 Micrographic structure modifyg. felspars, 



xlv. 252, 253 figs. ; orig. & char, of same, 



xlvii. 105, 106; microgr. intergrowth of 



quartz & felspar, in felsitic lava, xlvii. 



177 fig. 

 Microlestes, dentit. comp. w. that of 



Tritylodon, xl. 150 & pi. vi. 

 antiquus, dentit. comp. w. that of 



Plagiaulax, xiii. 265, 275, 281 figs. 

 Microlestes-qxxavry , nr. Hoi well, xxiii. 



487 ; nr. Bristol, xxxvii. 69. 

 Micropegmatite in Gr. Whin Sill, xl. 644. 



