
CONTENTS. 
GEOLOGY AND PHYSICAL GEOGRAPHY. 
Mr. Ricuarp Grirritu on the Distribution of Erratic Blocks in Ireland, and 
particularly those of the North Coasts of the Counties of Sligo and Mayo ... 
on the Lower portion of the Carboniferous Limestone 
Series of Ireland ......sccccseeesseees HAS argc areesk st Merdeesette deculs fe elta'oMaslontantas 
—_—_——__—_————_ on the Old Red Sandstone, or Devonian and Silurian 
Districts of Ireland ............ SOPRA pa it es ER eat Nae ee AG? am 
ood 



—_——- — on the occurrence of a Bed of Sand containing recent 
Marine Sells, on the summit of a Granite Hill, on the Coast of the County of 
EAs ach b bass vareee stanes plas aaipiashaatsldatas at pannaay ASpaniiianseacbuanaebs ke Raieeeeele siatesdd’ 
Mr. Francis JENNINGS on some Geological Phenomena in the vicinity of Cork 
Mr. C. Y. Haines on some Beds of Limestone in the Valley of Cork.......... a. 
Mr. Roprricx Impey Murcuison on the ‘“ Permian System” as applied to 
Germany, with collateral observations on similar Deposits in other countries ; 
showing that the Rothe-todte-liegende, Kupfer-schiefer, Zechstein, and the 
lower portion of the Bunter-sandstein, form one natural group, and constitute 
the Upper Member of the Palaeozoic Rocks .........scscsesscecsenecececeeeeseceeeans 
—_—_—__—_———_ on the important additions recently made to 
the Fossil Contents of the Tertiary and Alluvial Basin of the Middle Rhine... 
Mr. C. W. Pxacu on the Fossils of Polperro in Cornwall........scecsscecssssecenee 
‘Rev. D. Wittriams on the Granite and other Volcanic Rocks of Lundy Island... 
Captain Portiock on the Geology of Corfu.....c..0...068 Geashanes SBocsphec Hooeconnan 
Messrs. H. D. Rocrrs and W. B. Rocrrs on the Phenomena and Theory of 
Earthquakes, and the explanation they afford of certain facts in Geological 
Dynamics .....0.sscecesseeeees Ciperes ease anes Rees eaahp aaah omabeit pad esas seapiana eae 
The Hon. Captain Carnreix’s Account of the late Earthquake at the Islands 
of Antigua and Guadaloupe, on the 8th of February 1843 ...... asain al is savin <h 


5 Major N. L. Beamisu on the apparent fall or diminution of Water in the Bal- 
tic, and elevation of the Scandinavian Coast.......scececssee Beta Mannccavacevaeenccan 
Prof. J. PHiLurps on certain Movements in the Parts of Stratified Rocks........ 
’s Notice of the Ordnance Geological Museum ........+.0++ iden 

_ Letter from the Astronomer Royal to the Earl of Rossz........ caaesbeaseenesencases 
_ Col. Sazrnn’s Illustration of the agency of Glaciers in transporting Rocks...... 
_ Mr. Witt1am Horxrns on the cause of the Motion of Glaciers.........scsesceee 
ZOOLOGY AND BOTANY. 
_ Mr. G. R. Warernouss on the Classification of the Mammalia...........ce0000+ 
Mr. Hzaru on the Physical Character, Languages, and Manners of the People 
of the Navigators’ Islands...........sscessscoesscncessees Ne chaesenadh ed. PASE RCE = ete 
‘Dr. ALLMAN on Certain Peculiarities in the Arteries of the Six-banded Armadillo 
‘Mr. H. E. Srrickiann’s Description of a Chart of the Natural Affinities of 
_ the Insessorial Order of Birds..........++ aaa Ssbepeasionn 
“Mr. Joun Bracxwatt on Periodical Birds observed in the years 1842 and 1843 
near Llanrwst, Denbighshire, North Wales .......scsccsessesecusees Rolisercesishnccs 
Mr. H. E. Srricktanp on the Structure and Affinities of Upupa, Lin., and 
©) Frrisor, Lesson......cccceccscececsececsetecevesacs 
POOH eee era e seemed raneseeaeeesraseesesenesy 
‘Dr. W. B. Carrenrer on the Microscopic Structure of Shells....ssssesssesereeees 
