﻿IV 



Page 



Hauer, Von, on some Outliers of the Alps west of Neustadt and 



Neunkirchen 85 



II a us mann on Arsenious Acid, Realgar, and Orpiment 1 



on the Coal-formation of the Province of Leon , . 11 



Heer on the Anthracite Plants of the Alps 91 



Infusoria, Ehrenberg on a Gypsum-bed containing 33 



, fossil, of the Nicobar Islands, Ehrenberg on the .......... 118 



Jager on Pygopterus lucius 34 



Jura- formation of Germany, France, and England, Fraas on the . . 42 

 of Russia, Eichwald on the 84 



Kaiser on the Geology of the Vicinity of Trieste 35 



Krauss on some Cape of Good Hope Fossils . . , 120 



Leon, Hausmann on the Coal- formation of the Province of ..... . 11 



Limestones, Fehling on the Presence of Alkalies and Phosphoric 



Acid in 90 



Meneghini and Savi on the Verrucano 106 



Mountains, Cotta on the Internal Structure of 119 



Neocomian Formation of the Vicinity of Brunswick, Von Strombeck 



on the 105 



Nicobar Islands, Ehrenberg on the Poly cystina- clays of the 118 



Nilsson on the Elevation of the Coast of Sweden 112 



North America and Outlying Islands, Grewingk on the North- West 



Coast of 113 



Nummulite-formation, Giebel on Recent Notices of the 116 



Polycystina-clays of the Nicobar Islands, Ehrenberg on the 118 



Pygopterus lucius, Jager on the 34 



Quader-formation of Germany, Geinitz on the 6 



Quicksilver Mine of Almada in Spain, Willkomm on the 34 



Rammelsberg on the Identity of Arkansite and Brookite 9b 



Russia, Ehrenberg on the Tchornoi Zem of 112 



, Eichwald on the Jura-formation of 84 



Sandberger on German Tertiaries 118 



Savi and Meneghini on New Fossils from the Verrucano 106 



Schlagintweit, MM., on the Physical Geography of the Alps. ... 14 



Slack on Crinoidal Remains in Fluor- Spar 115 



Strombeck, Von, on the Neocomian Formation of the Vicinity of 



Brunswick 105 



Studer on the Slow Elevation and Subsidence of the Land in Swit- 

 zerland 103 



Sweden, Nilsson on the Elevation of the Coast of 112 



Tchornoi Zem of Russia, Ehrenberg on the 112 



Tertiaries, Sandberger on German 118 



Trieste, Kaiser on the Geology of the Vicinity of 35 



Verrucano, Savi and Meneghini on the 106 



Willkomm on the Quicksilver Mine of Almada in Spain . 34 



