XVili EXPLANATION OF PLATES. 
PLATE PAGE 
aoe ZAPHRENTOID Corats from Devonshire, to illustrate Mr. A. 
XXIL Champernowne’s paper on those fossils ...................0000- 497 
XXIV ( Mar of the St. David’s district, to illustrate Dr. Hicks’s paper 
: on the Pre-Cambrian Rocks of Pembrokeshire............... 507 
XXV { ZEILLERIA DELICATULA, to illustrate Mr. R. Kidston’s paper 
*{ on the fructification of that Kern <....:..... <4.2seeeeeeee 590 
XXVI.] Fossiz Fisu-rewatns from Yoredale Rocks, in Wensleydale, 
XXVII. f to illustrate Mr. J. W. Davis’s paper on those fossils ...... 614 
CoNnocCERAS LLANVIRNENSIS, to illustrate Mr. T. Roberts’s de- 
XXXVI. scription of that fossil ..... <eeae socuwas oeeaebs sans A 636 
f Minerats of the Whin Sill, to illustrate Mr. J. J. H. Teall’s 
XXIX. 5 paper on its rocks « .....<6 c2aiaecateeseecschce-=/ce ee ee 640 
XXX.) AvstratiaAn Cyctostomatous Bryozoa, to illustrate Mr. A. 
XXXII. f W. Waters’s paper on those fossils............:..cceeeneeeneeee 674 
XXXII Ooxttic Corats from the Boulonnais, to illustrate Mr. R. F, 
"i ‘Lomes’s paper on those fosails 2... 2... 2 sl cas ieee nee 698 
: Sections or Cuark from the zone of Belemnites plenus, to 
XXXII. illustrate Prof. Judd’s paper on the deep boring at Rich- 
BOING, Sin & A UR AAW ie enh sins seek SE oe 724 
ForRAMINIFERA AND Ostracopa from the deep boring at Rich- 
XXXIV.< mond, to illustrate Prof. T. Rupert Jones’s paper on those 
TOBSIS ooo sooa vcs ceneces coun do cot can cee cess Pe seeeee ee 765 
XXXV Cactsronces from the well-boring at Richmond, to illustrate 
: ‘| Dr. G. J. Hinde’s paper on those fossils ..............00..008 778 
XXXVI.) Recertacviitips, to illustrate Dr. G. J. Hinde’s paper on 
DXAVIL: f° that famaily.s.2. 2056 000 i venes cem esos eee eee eee decaneors ». 795 
