Vol. 56.] 



GENEKAL INDEX. 



771 



Marsh, 0. 0., obituary of, lii-liii. 

 Marshall, Capt. E. T., quoted, 28. 

 Martin, E. A., exhib. Lr. Greensand 



specims., i. 

 Martley (Abberley Hills), Archaean & 



Cambrian near, 163 & sect. 

 Mastodon, its occurr. at Horstead 



doubted, 729. 

 Mataura (N.Z.), rhyolit. tuff from, 



497-98. 

 Matley, C. A., quoted, 131 ; on Greol. 



of N. Angelsey (pt. ii.), 233-55 w. 



figs. & pis. xiii-xiv (map & sects.). 

 May Hill Series of Swinyard Hill, 



139; of ' Silurian Pass,' 140, 142; 



debris on Herefordshire Beacon, 



143-45 ; at Wind's Point, 146 & 



fig. ; elsewhere in Malvern Hills, 



147, 149 et seqq. ; in Abberley Hills, 



155 et seqq. ; of Huntley, 518-19. 

 Mayor Island, see Tahua. 

 Mechanically-forrned limest. of Kathi- 



awar, etc., 559-83 w. maps & 



bibliogr. 

 Metamorphism, alleged, in rocks of 



Old Eadnor area, 515-17 ; progress 



in study of metam., lxiv-lxv. 

 Metethmos, generic diagnosis of, 35. 



asymmetrica, sp. nov., 36 & pi. ii. 



Miarolitic rock of La Saline, 322. 

 Micas in Ked Crag, 742 ; see also 



Biotite, Muscovite. 

 Mica-schists in Gilgit, 349, 353, 354. 

 Micaceous Flags & Grits in Dyffryn 



Flags, 76, 84, 86, 91, 93. 

 Microcline-gneiss of Ceylon, 600-601. 

 Microcrystalline type of felsite, Water- 

 ford coast, 680-81. 

 Microfelsitic spherulites in N. Z. rocks, 



496, 498, 500, 506. 

 Micropegmatite in Jersey rocks, 316, 



317 ; in Ceylon rocks, 605, 606 & 



pi. xxxiii. 

 Microperthite in Jersey rocks, 313, 



314, 316, 320, 321 ; in Ceylon rocks, 



597 & pi. xxxiii, 607-609. 

 Micropoikilitic type of felsite, Water- 

 ford coast, 681-82. 

 Middletown (Shropshire), Lr. Ludlow, 



etc., betw. Trefnant and, 441-42. 

 Midlands, Bunter pebble-beds of, & 



source of their materials, 287-306 



w. map & pi. xx (microsc. sects.). 

 Miliolitic formation or Miliolite, 561, 



564 et seqq., 584 etseqq. 

 Misgah (Gilgit), sect, to Gulmit, 354 ; 



schists, grits, etc. at & near, 355. 

 Mitchinson, Bishop, quoted, 619. 

 Mollusca, derivative, of Bed Crag, 



726-27. 

 Molluskite, so-called, 564, 585. 



Monazite, occurr. of, 525, 530. 

 Monckton, H. W., exhib. geol. photog., 



ii ; elected V.-P., vi. 

 Monoclinal folding in Gilgit area, 363. 

 Monograptus bohemicus, 483-84 w. 



fig. & pi. xxv ; synonymy of, 489- 



90. 

 chimcera, 471-72 & pi. xxv ; var. 



Salweyi, 472-73, w. fig. & pi. xxv ; 



synonymy of same, 488 ; var. a 



nov., 473-74 & pi. xxv. 

 colonus, 463-65 w. fig. & pi. xxv ; 



var. ludensis, 465-66 & pi. xxv- 



synonymy of same, 487-88 ; var. 



compactus nov., 466 & pi. xxv. 

 comis, sp. nov., 459-60 w. fig. & 



pi. xxv. 

 convolutus, zone of, in Bhayader 



district, 81, 87, 99. 

 crinitus, sp. nov., 480-81 w. fig. 



& pi. xxv. 



cyphus, zone of, in Bhayader 



district, 79, 90. 



dubius, 454-55 w. fig. & pi. xxv ; 



synonymy of, 487. 

 fimbriatus, zone of, in Bhayader 



district, 79-80, 84, 86, 89, 97, 98. 

 Flemingii, vars. a, j3, y, & 6, 402- 



404 & figs. ; zones of, in Builth 



district, 383. 



flexilis, sp. nov., 405-407 & fig. 



gotlandicus, 460-61 & pi. xxv; 



synonymy of, 487. 

 irfonensis, sp. nov., 407-408 & 



fig. ; zone of, in Builth district, 383. 

 leintwardinensis, 428, 474-75 w. 



fig. & pi. xxv ; synonymy of, 488 ; 



var. incipiens nov., 475-76 & pi. 



xxv. 

 Nilssoni, 482-83, w. fig. & pi. 



xxv ; synonymy of, 489 ; (?) see also 



Cyrtograptus Carruthersi. 

 riccartonensis, 413 & pi. xxiv ; 



zone of, in Builth district, 375-76 ; 



in Long Mt. district, 396, 397 ; in 



Dee Valley, 398. 



Boemeri, 470-71 w. fig. & pi. 



xxv ; synonymy of, 488. 



scanicus, 479-80 w. fig. & pi. 



xxv ; synonymy of, 489. 



Sedgvnc/cii-Gi'its, 101 et seqq. 



tenuis, zone of, in Bhayader dis- 

 trict, 78-79, 89, 97. 



testis var. inornatus nov., 408 & 



fig. 



■ tumescens, sp. nov., 458 w. fig. 



& pi. xxv ; synonymy of, 487 ; var. 



minor, 459 & pi. xxv. 



idtimus, 461-62 w. fig. & pi. xxv. 



uncinatus var. orbatus nov., 476- 



77 w. fig. & pi. xxv ; var. micro- 



