﻿722 



GENERAL INDEX. 



[Nov. 1905, 



Crush-conglomerate in I. of Man, 



origin of, 358, 361 et seqq., 368 et 



seqq., 372-73. 

 Ctenodonia lesvirostris, 536 & pi. xxxv. 



tmdtdata, 537 & pi. xxxv. 



Cullinan diamond, lxxxix. 



Cullis, C. G , 421. 



Cwm-y-Graig (Pembroke), pyroxene- 



porpbyrite from, 598-99 & pi. xl. 

 Cwrt Colman (Glamorgan), 408. 

 Cyathophyllum in Carb. Limest., 



range of, 244 ; evolut. & mutat. 



of, 276. 



■ Murchisoni, 275. 



regium, 275-76. 



0, 274 & pi. xxiii. 



0, 274-75 & pi. xxiii. 



Cymatiophyllum-growp defined, 285- 



Cyprus, Clypeaster from, v : 



map presented, xci. 

 Cyrtina carbonaria, 301 , 558. 

 Cyrtostropha torquata (!), 572. 



geol. 



Dachstein dolomites, chein. anals. of, 

 109 ; origin of, 115 ; mineral, 

 structure of, 123-24. 



Daerfawr Sbales of Arenig, 624-25. 



Danian of Nile Valley, 668-69, 675. 



Daniel-Pidgeon Fund, list of awards 

 from, xxTiii. 



Danish rocks exhibited, lxxxvii. 



Darau (Nile Valley), sect, to Jebel 

 Silsila, 670. 



Davison, C, on the Leicester Earth- 

 quakes of August 4th, 1893, & June 

 21st, 1904, 1-7 fig. & pi. i (map) ; 

 on the Derby Earthquakes of July 

 3rd, 1904, 8-17 fig. & pi. ii (map) ; 

 on Twin-Earthquakes, 18-33 figs. ; 

 requests co-operation of Fellows in 

 obtaining earthquake-records pre- 

 vious to 1891, 34. 



Denbighshire, Coal -Measure plants 

 from, 314 ; C.-M. marine fossils 

 from, 543-44. 



Jjendracis sp. (Eocene), 175. 



Derby earthquakes of July 3rd, 1904, 

 8-17 fig. & pi. ii (map). 



Derbyshire cave-deposits, chronology 

 of, 63. 



Derfel Limestone of Arenig, 627- 

 28. 



Dewalque, G., presents his tectonic 

 map of Belgium, xcv. 



Dewlish (Dorset), Elepkas meridionalis 

 at, 35-38 & pis. iii-iv. 



Diabases of Strlimble-Head district, 

 581 et seqq. ; in Congo Free State, 

 645, 651, 659. 



Diamantiferous breccia of S. Africa, 

 microscop. characters of, 592-93 & 

 pi. xlv. 



Diamond, the Cullinan, lxxxix. 



Dibunophyllum 0, 283-84 & pi. xxiv. 



0, 284 & pi. xxiv. 



; i/, 284-85 & pi. xxiv. 



Dihmopkylhrm-gvou-p defined, 282- 

 83. 



Dibic?wphyllum-zonQ in Bristol area, 

 197-99, 202-203, 211, 218-19, 234, 

 235, 236-37, 242 ; faunal characters 

 of, 261-62. 



Dicranograptus - Sbales of Arenig, 

 628. 



Dictyonema-~BeLn& of Arenig, 614-15. 



Differences in characters of successive 

 deposits, lxvi-lxviii. 



Differential solution &dolomitization, 

 132 et seqq., 140-41. 



Differentiation of magmas in N. 

 Pembrokeshire, 603 et seqq. 



Dimorphoceras Gilherisoni, 539 & pi. 

 xxxv. 



Dinantian, use of designation dis- 

 cussed, 264. 



Dinas Powis (Glamorgan), Rhaetic, 

 &c. near, 395-97. 



Discocylina fr. Somaliland, 176, 177. 



dispansa, 177. 



Divergence of isoseismal axes in twin- 

 earthquakes. 26. 



Dixon, E., 253, 254 et seqq. 



Djabbir (Congo Free Stale), 645. 



Dobar Limestone, Tertiary age of, 

 157 ; foss. from, 167, 170. 



Dogger (& Blea-Wyke Beds) in N.E. 

 Yorks., 441-60 figs. 



Dolerites of Strum ble-Head district, 

 582, 583 ; andesitic, of Arenig, 630- 

 31. 



Dolgelly Beds of Arenig district, 613- 

 14. 



Dolomites of S. Tyrol, origin of, 

 97-141, w. map & pis. x-xiv (micro- 

 scop. sects.). 



Dolomitic Conglomerate, & its relats. 

 to Carb. Limest. nr. Tytherington, 

 222-23. 



Dolomitization, causes, &c. of, 127 et 

 seqq. 



Donald, Miss Jane, Observations on 

 some of the Loxotiematidae, with 

 Descriptions of two new Species, 

 564-66 & pi. xxxvii pars ; on some 

 Gasteropoda from the Silurian 

 Rocks of Llangadock (Caermarthen- 

 shire), 567-77 & pi. xxxvii pars. 



Dongorreh (Somaliland), 163 et seqq. 



Donors- to Library, lists of, xiii- 

 xviii. 



