LIST OF WOODCUTS. 
PAGE 
Section at right angles to cliff through westerly chalk bluff at Trimmingham..... 61 
Cliff section west of Wood Hill, Plimtom 0. is, csse ssen seeee srtne tens ounne 62 
Section at right angles to cliff near Sidestrand Church we sas este sere sre 63 
Diagram section to illustrate the mode of formation of contortions ... se smn 64 
Diagram section from south coast of England to north coast of N orfolk ... ..... 75 
Onycopyge Liversidgei, H. Woodw. (restored), nat. size, Silurian, Bombala, 
IN Oye SOWA IG So" any Gres arson om con ice he om wom 97 
Fig. 1 to illustrate Professor Milne’s theory of the Cooling of the Karth..... _..... 100 
Fig. 2 Ditto ditto GithO . eceeer ieee 101 
Perlitic structure produced in Canada balsam by rapid cooling ... 0 cee eee see 116 
Section of Perlite from Hlinik, near Schemnitz.... ..... 6G hat a 116 
Planvot Crate ya Alor amticlimal yes) tessa) venceti eee) gh =rceel te aee eee =o eee 119 
Amticlinal@ Nf Hon (Pentre pr ste lin\ esaltaccislicecesoMiit.cc-cill lessee anereccdlitesses soe 121 
Plan of the group between Ty Croes and Gwalchmai.... cs. css scese  sssee anne 123 
Section two furlongs N.W. of Gwalchmai Church .... sssse sess cesse  ansee eee 124 
Eastern face of Trimmingham Chalk Bluff with caverns, as seen July 8, 1868 148 
Contents of largést cavern observed im Wigs Don. vcs) cscs crue sures) | seared 
Aiguilles, near Sherringham, May, 1864 ws, cscs see ite aise ate 150 
Side view of same mass represented in Fig, 3 cise sss sures sreee crescent 151 
Necuon) across (Glen Mia wpa ce eG eciyslceee airecrestillresscoutl te eeelllliecereiiaesst- Unters 159 
Fig. 1 to Professor Milne’s Cooling of Barth 0. sk cesses ccsse cuts tneee sete 168 
Fig. 2 Ditto CUR RES rn ety im cans Sa we 170 
Ateleocystites (Placocystites) Forbesianus, De Kon. sp. ess sssse sues sesee tee 197 
Frontispiece to Scarborough Catalogtie ©... ose cesses osce cence antes oretn es 241 
Rough diagram of relation of rocks between Tan-y-maes and Tan-y-perthi ..... 301 
Section on east side of tunnel at Morley, near Derby os, cece sense sense tose 309 
Dinobolus: Bramontt 620) sek Tha ecea) beesdll at sae ee es axes 341 
Glottidia Palmieri, Dall (recent), Lingula Leswewri, Rouault, Lower Silurian 341 
Lingula Lesuewri with peduncle, Budleigh Salterton .... sien cee nee cee 342 
Section on the Durham bank of the Tees, 180 yards from foot of Maize Beck... 434 
Basalt and saccharoid limestone ‘‘ cheek by jowl,’? White Well, Cronkley Fell 435 
Nedimentary, beds ils. Sin) tee oun asin, Ipscens!”Ugedeals gate) asta Recast eee yra eeee eae 437 
Diagram section at Eich Poree! cic ce us mes sent eee cue 439 
Diagram of Whin Sill, from Denny to Abbey Craig at Stirling su 441 
Face of Fragment of Mica-Schist, Bod, Norway se as suse suse cern nee 516 
ee 
