1X 
On the Distribution of the Erratic Boulders, and on the contempora- 
neous unstratified Deposits of South ene TCe By C. Darwin, 
TS ee ag. © iia pigs sa ees tags seats dial eeeieMe.  DalIde. ck page 
Notices #epeetibe Defaulters and their Removal from the Lists of the 
Society......... CUBRICROOSREEE EEG SC DP BERS SAngBoO Soe oBeacbbon ..425, 430, 
On the Agency of Land Snails, in corroding and eee deep Exca- » 
vations in compact Limestone Rocks. By the Rey. Prof. Buck- 
land, D.D. 
On Moss Agates and other Siliceous Bodies. By James 8. Bower- 
aM SEISU 5 tess sdaeslee selec ebeniatethe seSteaeea Eaves ab. inae 
Lists of Fossils presented to the Museum .........c..c0seeeeee 436, 444, 
On the Faluns of the Loire, &c. By C. Lyell, Esq.........-+. SdenbRODOS 
see e ee P OT OBeoeeToFFOaressoesorosssoOFSeereseTseuesesesoereoeHereste® 
Description of a Newer Pliocene Deposit at, Stevenston, and of Post 
Tertiary Deposits at Stevenston and Largs. By, the Rey. D. Lands- 
DOTORE YF. 200, OD, eee eee ee 
On the Annual Destruction of Land at Easton Bayent Cliff. By 
Capt. “Alexander ..........0. AT c cae cue ences Ogr ray testensseecsaaresteesees 
Description of Cuttings across the Ridge of the Buomisenore Lickey. 
By H. E. Strickland, Bg. 1. SOR oe oO. eC RO ocean 
Notes to accompany some Fossils collected by himself and Mr. Still, 
during their Employment on the Ordnance Survey i in Pembroke- 
shire. _By H. Maclauchlan, Esq....-............... Beets ce siecle aeey= 
Notice of a Description of a Model iE Arthur’ s Seat, and King’ S. 
Park. By J. R, . Wright, GSO. Wile» acne ee amie, bn Stk rae eels Set ae 
Description of some Remains of a Gigantic Crocodilian cy pro- 
bably marine, from the Lower Greensand at Hythe, and of Teeth 
from the same Formation, referable to the Genus Polyptichodon. 
By Prof. Owen 
A brief Note to accompany a Series of Specimens from nn eg near 
Niagara. By W. J. Henwood, Esq. ...........c.ceeee Vo eetNeeshiaie atcha 
eee ees OOBEFeaessseescesrrOVsssessFSSereFFBacednsosesseoesereesses 
Notes to accompany a Series of Specimens from, Chaleur Bay and,the 
River Ristigouche, in New Brunswick. By W. J. Henwood, Esq. 
On the Locality and Geological Position of Cucullea decussata. By 
oF oshua Trimmer, Esq. Bee alas aTel OTe as a eMCTSNe ica ealonelercloelcilaiente ite Scene 
Description of a portion of, the Skeleton of the Gees, a. gigantic 
- extinct Saurian Reptile, occurring in the Oolitic Formation of dif- 
ferent portions of England) By Prof. Owen ......00..0 1... eeeeeeeeee 
On the Age of the Tertiary Beds of the Tagus, with a Catalogue of | 
the Fossils. ~ By James Smith, EESqe..s... sesereseqeeseeeesersegyenseeee: 
Some Remarks on the Silurian Strata, between Aymesty Ae Wen- 
lock. By C. Lyell, Esq, ..-.rccsesssceeeuspeneres eee 
woe rmaeeasctocsoseesoe 
425 
437 
430 
446 
448 
448 
449 
453 
“454 
456 
457 
462 
463 
Notes on’ the Silurian>Strata in the N cighbourhood of Christiana; in” 
poNorway....By..C. Lyell, Esq. :ccccccccsccessscezessstss odIAS we RORe Oe 
: Anniversary Address, February’ 19th, 1841. By the Rev. Prof. Buck- 
land, TOE 3 J hci Gr S hoeeabdb bes uot sgor gabe BHpNaE uaAME BENS E se dbadeneactnecnc 
465 
469 
