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On the Wells in the Gravel and London Clay in Essex; and on the 
Geological Phenomena disclosed by them. By James Mitchell, 
MONT UPR IO eee et re shot cia nl icianee isis es cieidasnhi ie sic ns aafelc chip ac «cues ca te page 
Notice of Outbursts of Water from the Chalk. By James Mitchell, 
HE eR) eure ets aera AeciAcistaisaine Saisie eficlajninnia’ aslajeietae ios o.cs'e jei,cielosoae serge caeecis 
On the Remains of Insects, and of a New Genus of Isopodous Crus- 
tacea, from the Wealden Formation i in the Vale of Wardour. By the 
IRews PRS a BSe Bigeye ieee pe a meee cr Eta N Meena ee Dame co ah RMN CY sae 
On the Geological Relations of the several Rocks of the South of Ire- 
loutlespiyetichard Grittith,, HSq. ccc.sccn,s.secscsressicutsnsven eee: sacs 
On Bones of Mammoths found in the deep Sea of the English Chan- 
nel and German Ocean. By Capt. J. B. Martin ..................65 
On a Molar of the Elephant found near Watchet; and on Roman 
Pottery dredged up in the Thames. By Sir J. Trevelyan............ 
On five Fossil Trees found in excavations at the Manchester and 
Bolton Railway. By John Hawkshaw, Esq.........s.escceceessseesees 
Notice of some Undescribed Remains from the London Clay. By 
Nathomel i. VWetherell pMsqs cc sbi « «i053 dedsinatctadne ae vaalis ccielahsinimcbiseee 
1839-1840. 
On the Relations of the different Parts of the Old Red Sandstone, in 
which Organic Remains have recently been discovered, in Scotland. 
vane ialcolmsoms” MW). ccemics «csicasic tee nlesidec cases scqucs cemcessuananes 
On Showers of Ashes which fell at Sea, off the Cape de Verde Islands. 
BAEC VEO VN cul. ClAT Ke: scpiagdaias ode ances soe siewenee fenecdue aerate reese 
Notice of the Declaration of the Master and Crew of a Chilian 
Schooner, respecting a supposed Submarine Volcanic Eruption. 
Bye Aer Old elewela MNS. aattstescece a. sae sassacuisisec ee vaeene can cmaadeueettces 
On Depressions produced on the Surface by excavating Beds of Coal. 
PEN TLO CLC OMS Cat. claasice's op aisiocie asicoemsecsacsenscecesesecan sean et a aeeee 
On the relative Ages of the Tertiary and Post-Tertiary Deposits of the 
Basmpot the Clyde. By Richard Owen; Hsq. i... ..scsccccsesesoceuet 
On the Fou! Air in the Chalk and Strata above the Chalk near Lon- 
Hone yates Mitchell, Vi Dic. s. vascasesese estas edo adasdescaaeeeee 
On the Head of an Ox found in the Alluvial Banks of the Modder, 
SouLmnnntcancsby AY. G.. Bain, Msgs sic. ougscesssee sscsoancsleefeen cae 
On the Origin of the Vegetation of our Coal-fields and Wealdens. By 
deplach Abeaumont,Hisq.% sate... sass se ih- coemeiagaots ost oo temenh (osm 
On the Fossil Fishes of the Yorkshire and Lancashire Coal-fields. By 
W. C. Williamson, Esq. ...... FE ap ete rials sijes kad seach abgehoh qaer daipa-r eee 
Notice of the Geology around the Shores of Waterford Haven. By 
NSH SHOT bolViajOns 1s Via.eehae tine detds Wh eedds -ebicbicnaGkieeiaok's aoe Iinee «hee 
Description of the Soft Parts, and the Shape of the Hind Fin, of the 
Ichthyosaurus. > By Richard Owen, Esq. 0.0... 2.iesci cssevesten cea 
On the Grauwacke of West Somerset, Devon, and Cornwall. By the 
Reve Davide Williaants: 7540s ae ee A RETA BGs, I AD eaetaie Ole 
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