31 



Jahrg. Bd. Seite 



Cl a y p o 1 e, E.W. : On the Structure of the American Pteraspidian, 



Palaeaspis (Claypole) with Remarks on the Family. R. 1894 II 466 



Clements, J. M. : Die Gesteine des Duppauer Gebirges in 



Nordböhmen. R 93 II 330 



Clerici, E.: Sopra alcune specie di felini della Caverna al 



Monte delle Gioie presso Roma. R 92 I 157 



— La Vitis vinifera fossile nei dintorni di Roma. R. . . 92 I 469 



— La pietra di Snbiaco in provincia di Roma e suo con- 



fronto col travertino. R 92 II 73 



— Sulla Corbicula fluminalis dei dintorni di Roma e sui 



fossili che l'accompagnano. R 93 I 183 



— siehe Silvestri. 



C ohen, E. : Ueber den Granat der südafrikanischen Diamant- 

 felder und über den Chromgehalt der Pyrope. R. . 90 I 393 



— Zusammenstellung petrographischer Untersuchungsme- 



thoden nebst Angabe der Litteratur. R 91 I 60 



— Die Goldproduction Transvals im Jahre 1889. B. . 91 I 215 



— Meteoreisenstudien IL R 93 I 478 



Cohen, E. und W. Deecke: Ueber das kry stalline Grund- 

 gebirge der Insel Bornholm. R 90 II 92 



— — Ueber Geschiebe aus Neu-Vorpommern und Rügen. R. 93 I 142 

 Cohen, E. und E.Weinschenk: Meteoreisen-Studien. R. 91 II 244 

 Cole, Grenville A. J. : On some Additional Occurrences of 



Tachylyte. R 90 I 74 



— On Simple Apparatus for Use in the Observation of Flame- 



Reactions. R 91 I 58 



— On Occurrences of Riebeckite in Britain. R 92 II 216 



— Devitrification of cracked and brecciated Obsidian. R. 93 II 494 



— The Rocks of the Volcano of Rhobell Fawr. R. . . . 94 II 258 

 Cole, Grenville A. J. and G. W. Butler: On the Litho- 



physes in the Obsidian of the Rocche Rosse, Lipari. R. 94 I 293 

 Cole, Grenville A. J. and Gregory: On the Variolitic 



Rocks of Mount Genevre. R 90 II 391 



Cole man, A. P. : Microscopic Petrography of the Drift of 



Central Ontario. R 90 I 430 



— Geography and Geology of the „Big-Bend" of the 



Columbia. R 91 II 93 



— Drift of Central Ontario. R 92 I 523 



Collie, Norman: On some Leadhills Minerals. R. ... 92 II 16 

 Coli in: Tremblements de terre ä Madagascar. R. ... 92 I 57 

 Colli ns, Henry F.: Mineralogische Notizen von Torreon, 



Staat Chihuahua. R 93 II 278 



C ollin s, J. H. : Pinit von Breage in Cornwall. R. ... 94 I 37 

 C o 1 1 o t : Description du Terrain cretace dans une partie de 



la Basse-Provence. R 91 II 442 



— Constitution de la serie d'eau douce d'Oregon. R. . . 92 II 113 



— Description du terrain cretace dans une partie de la 



Basse-Provence. R 93 I 361 



Comstock, Theo. B.: Preliminary Report on the Geology 



of the Central Mineral Region of Texas. R. ... 92 II 17 

 Le Conte, Joseph: Tertiary and Post-tertiary Changes of 

 the Atlantic and Pacific Coasts, with a Note on the 

 Mutual Relations of Land-elevation and Ice-accumu- 

 lation during the Quaternary Period. R 93 I 57 



— On the Origin of Normal Faults and of the Structure 



of the Basis Region. R 93 I 482 



