﻿Vol. 6 1.] 



GENEKAL INDEX. 



7^0 



Gens or species-group defined, 183-84. 



Geograms defined, lxii. 



Geological Survey maps, &c. presented, 

 viii, lxxxviii, xc, xcii, xciii, xciv, 

 xev. 



Gerard's Cross (Bucks), ancient swal- 

 low-holes exposed at, 41. 



Giau Pass (Tyrol), chem. anal, of 

 dolomite from, 107 ; mineral, struc- 

 ture of do., 121 & pi. xiv. 



Gibson, W., Lyell Geological Fund 

 awarded to, xlvi. 



Gin-Mine Coal, marine band below, 

 500-501. 



Glacial (Dwyka) Conglomerate in 

 Transvaal, 679-89 figs. ; glacial de- 

 posits in great Northern Coalfield, 

 (35 et seqq.; Glacial Period, ibid. 

 protracted duration of, 93. 



Glaciation of Arenig district, 635-36 ; 

 of Pretoria & Middelburg districts, 

 687-88. 



Glaisdale (Yorks), Dogger, &c. of, 

 454-55. 



Glamorgan, Rhaetic & contiguous 

 deposits of, 385-424 figs. & pi. xxxiii 

 (foss.) ; see also Gower, fyc. 



Glen Auldyn, see Auldyn, Glen. 



Globiqerina fr. Somaliland, 176, 

 177. 



Glossopteris Broumiana, sporangium- 

 like organs of, 324-38 & pis. xxx- 

 xxxi. 



Glyphioceras micronotum, 538-39 & 

 pi. XXXV. 



paucilobum, 539. 



Phillipsi (?), 538 & pi. xxxv. 



reticulatum, 538 & pi. xxxv 



Gneisses, in Congo Free State, &c, 

 647, 648 et seqq., 660 et seqq. & 

 pi. xliii. 



Goldcliff (Mon.), sect, descr. & fig., 

 374-77 & pi. xxxii ; sect, to Laver- 

 nock, 415. 



Goldsitch Colliery (Staffs.), marine 

 band at, 512. 



Goniopora Parkinsoni, 174-75. 



Goniostropha Cambria, sp. no v., 571 

 & pi. xxxvii. 



Gornergrat (Switzerland), slaty ser- 

 pentine from, 710 fig. 



Gower, W. (Glamorgan), Carb.Limest. 

 of, 255. 



Granite in Congo Free State, &c, 644, 

 645 et seqq., 656 et seqq. 



Granular andesites of Arenig, 632, 



Graptolites, Llandovery-Tarannon, v. 



Great Barr, see Hamstead. 



Gregory, J. W., Bigsby Medal 

 awarded to, xliii-xliv. 



Gbbnfell, W. H., 493. 



Grey Marls, so-called, 384 ; interpre- 

 tation of, 386-87, 414, 430; in 

 Glamorgan, 389 et seqq. 



Grindon (Durham), esker near, 68. 



Groden Pass (Tyrol), dolomites from, 

 105, 118 & pi. x. 



Groom, T. T., communicates Miss 

 Donald's papers, 554, 567. 



Grovesend, see Tytherington. 



Growth of faults & folds, 33, 34. 



Gryphcea Gregoryi, sp. nov., 167-68 

 & pis. xvii, xxi. 



sp. (Eocene), 168 & pi. xxi. 



Gubbia Ironstone, 322. 



Gurney, Rev. H. P., obituary of, lix. 



Gyronema, genus diagnosed, 573. 



Octavia, & varr. fasciatum, 



glabrum, & inter striatum, 573-75 & 

 pi. xxxvii. 



Hsematite nr. Mt. Lingwa, 646 ; hae- 

 matite-band at Weston Sprink, 508 

 fig., 510 ; see also Iron-ores. 



Hamstead Colliery (Warwick), list of 

 fossil plants from, 313. 



Hand-refractometer exhibited, v-vi. 



' Hard Blue,' see Diamantiferous brec- 

 cia. 



Harker, A., exhibits photographic 

 views illustrating geol. structure & 

 physical features of Skye, lxxxviii. 



Hasty Bank (Yorks), Dogger of, 456. 



Hatch, F. H. [on the Cullinan dia- 

 mond], lxxxix. 



Hatley Rocks (Somerset), 555, 556. 



Hawthorn Dene (Durham), viewof.92. 



Hayes -Wood Colliery (N. Staffs.), 

 marine band at, 507, 509. 



Healey, Miss M., Notes (in Upper 

 Jurassic Ammonites, with special 

 reference to Specimens in the Uni- 

 versity Museum, Oxford : II (title 

 only), ii. 



Helminth (?) in Aberfrlin rook, 593. 



Henbury & Henbury Hill (Gloucest.), 

 Carb. Limest. at, 235. 



Hendre (Glamorgan), Rhaetic, &c. at, 

 406. 



Henllan Ashes of Arenig, 619-20. 



Herberts, the (Glamorgan), Rhaetic 

 near, 404. 



Herries, R. S., retires fr. Secretary- 

 ship, xxi ; exhibits Inferior-Oolite 

 fossils fr. N.E. Yorks., xcii. 



' Herring-bone' structure in twinned 

 augite, 585. 



'Heteropic' character of dolomites 

 of S. Tyrol, 98, 100. 



Hexenfels (Tyrol), chem. anal, of do- 

 lomite from, 107 ; mineral, struc- 

 ture of do., 121. 



