542 INDEX. 
Page 
Hopkins, W. Esq. 
On the Geological Structure of the Wealden District, and of the 
Bas Boulonnais..............0 eb ndadesooddbenadbeaG Raleelctaisle nee chigeometesetaan 363 
LanpssporovueH, Rey. D. 
Description of a Newer Pliocene Deposit at Stevenston, and of 
Post Tertiary Deposits at Stevenston and Largs .........csseeseseees 444 
Lists oF FOSSILS PRESENTED TO THE MUSEUM... ecos-seceees 436, 444, 467 
LyELL, C. Esq. ; 
On the Geological Evidence of the former Existence of Glaciers 
ATA OTLATSINITS shes wicis sais ub a ciscaceistats orotate tlorele Seta ors oiele araie ore ateiateleietere Te eieta eee ces 337 
On the Freshwater Fossil Fishes of Mundesley, as determined 
lO EOS JASEISEIIZ choogneeguaSondabbo sens osUsoOnanFonandcoc Soskasdessooe onc 362 
Onithealunsvot the Mores Soci sec ettaeclsaniceetr else steclee tenet eaeite 437. 
Some Remarks on the Silurian Strata between Aymestry and 
Weenloclt} si sez) sensei aiaeoaee « cchdd- -koeataks panaes base geieen a eenea sae aee wee 463 
Notes on the Silurian Strata in the Neighbourhood of Christiana, 
iM) INIGTRA NE aadneos -ronodobooccacanrjacrosecc igo ssonsccasscccoeencn-ss- Sebeiddeck 465 
MactaucHuian, H. Esq. 
Notes to accompany some Fossils collected by himself and Mr. 
Still during their Employment on the Ordnance Survey in Pem- 
[OIK0) SSIS ccoboricgdac occa deus ebneecenuot bunOLudaArobadsansccotodasecudes A o 448 
Martin, P. J. Esq. 
- On the relative Connexion of the Eastern and Western Chalk 
ID Yerrine eyeorNSs5qscqcnooaoncudonoodsedaesd ce mid acieuiedaicine ate bonsen cere eee 349 
Murcuison, R. I. Esq. 
A Note on a Section and a List of Fossils from the State of New 
York, by James Hall, Esq.....c0ci.ccscesscssecceenecsees spose de ea bee det 416 
Murcuison, R. I. Esq. and Dr VERNEUIL, M. E. 
On the Geological Structure of the Northern and Central Re- 
BionS Of Russia 1N HULOpe.....scccsccorceeerecccecesssessacsessccresssoeass 398 
NorpDENSKIOLD, Prof. 
On Furrowed Rocksin Finland:.........c..ccscncseosstscesvcesssevncss 410 
Nortices respecting Defaulters and their Removal from the Lists of 
the DOGEbY, cates. aruinw. dese toasebis~ eho tpisdais ogseeiab « «iam aaa 425, 430, 437 
Owen, Prof. 
On the Teeth of Species of the Genus Labyrinthodon, from the 
German Keuper and the Sandstone of Warwick and Leamington.. 357 
Description of Parts of the Skeleton and Teeth of five Species of 
the Genus Labyrinthodon, from the New Red Sandstone of Coton 
End and Cubbington Quarries, with Remarks on the probable 
Identity of the Cheirotherium with that Genus of extinct Batra- 
CHAI sie sie amisiateteaisic sibs bree aise ec eiaiwreiats Sarebovotaie ie ice eietaiein aus ie etaiotaieles wise e micros 389 
Description of some Remains of a Gigantic Crocodilian Saurian, 
probably marine, from the Lower Greensand at Hythe, and of 
Teeth from the same Formation, referable to the Genus Polypti- 
CHOON. ....0c0ceeee000cbee tuts ova slelid snes cep nae rasiaseteececensbiierseesuaraen nena 449 
Description of a portion of the Skeleton of the Cetiosaurus, a 
gigantic extinct Saurian Reptile, occurring in the Oolitic Forma- 
tion of different portions of England...........-...- Seseiisiact sep/saiienesield _ 457 
Smiru, Jamzs, Esq. 
On the Geology of the Island of Madeira....... Seuebdemcenemesnetecd 351 
On the Age of the tertiary Beds of the Tagus, with a Catalogue 
Of the, Fossils). csuscesscmessessssceevenses » a Perbsials ara eureiyeis weitiome sige tap eSnie oa 462 
Sopwith, T. Esq. 
Ou the Illustration of Geological Phenomena by means of 
Models ....cecseseccres seSasiecea csinhh ewe aoe epics ot esiasbiavieiefuiniee curves HOBOHOND a! 
