der referirten Abhandlungen. VII 



Seite 



Clarke, J. M. : Limestones of central and western New York 

 interbedded with bituminous shales of the Marcellus stage with 

 notes on the nature and origin of their faunas - 117 - 



— New Agelacrinites - 172 - 



— Notes on palaeozoic crustaceans - 335 - 



— Parapsonema cryptophya, a peculiar echinoderm from the In- 

 tumescens-Zone of western New York -482- 



— Preliininary Statement of the paleontologic results of the areal 

 survey of the Olean quadrangle. . . -118- 



— The indigene and allied faunas of the New York devonic . . -119- 



— The water biscuit of Squaw Island. Canandaigua Lake, N. Y. -482- 



— Value of Amnigenia as an indicator of freshwater deposits 

 during the devonic of New York. Ireland and the Ehineland - 120 - 



Clarke, J. M. , E. Eüdemann and D. D. Luther: Contact 

 lines of upper siluric formations on the Brockport and Medina 

 quadrangles - 108 - 



Clarke, F. W. and G. Steiger: The action of Ammonium 



Chloride upon certain Silicates -393- 



Clerici, E. : Ancora sulle polveri sciroccali e sulle pallottole dei 



tufi vulcanici -46- 



— Sulla innondazione del Tevere del Dicembre 1900 -252- 



Cohen, E. : Das Meteoreisen von N'Goureyma, unweit Djenne, 



Provinz Macina, Sudan -213- 



— Das Meteoreisen von Eafrüti im Emmenthal, Canton Bern, Schweiz - 208 - 

 Colomba, L. : Sopra alcune lave alterate di Vulcanello .... - 253 - 



— Sulla presenza della dispersione nei pirosseni giadeitoidi in 

 rapporto colla loro composizione chimica - 382 - 



Coomära-Swämy, A. K. : Note on the Occurrence of Corundum 



as a Contact-Mineral at Pont Paul near Morlaix (Finistere) . -418- 



Cornet, J. : Note sur la presence du Calcaire de Möns, du tuffeau 

 de Saint-Symphorien et de la Craie pkosphatee de Ciply au 

 sondage des Herbieres (Commune de Tertre) -127- 



Cornet, J. et G. Schmitz: Note sur les puits naturels du 

 terrain houiller du Hainaut et sur le gisement des Iguanodons 

 de Bernissart -305- 



Cornu, A. : Determination des trois parametres optiques principaux 



d'un cristal, en grandeur et direction, par le refractometre . -360- 



— Demonstration et usage des formules relatives au refractometre - 360 - 

 C om et , J. : Observations sur la geologie du Congo occidental . -488- 



— Etudes sur la geologie du Congo occidental (suite) -488- 



Cornwall, H. B. : Occurrence of Greenockite on Calcite from 



Joplin, Missouri -375- 



Cossmann, M. : Mollusques eoceniques de la Loire inferieure . . -127- 

 Credner, H. : Das sächsische Schüttergebiet des Sudetischen Erd- 

 bebens vom 10. Januar 1901 -47- 



Crick, G. C. : Note on a Chalk Ammonite probably referable to 



Ammonites Eamsayanus Sharpe -333- 



— Note on a Dibranchiate Cephalopod from the London Clay of 

 Sheppey -332- 



— Note on Ephippioceras clitellarium Sow. and E. costatum Foord - 331 - 



— Note on the Horizon and Locality of Sowerby's Type-Specimen 



of Nautilus truncatus -331- 



— On the Type-Specimen of Belemnotheutis Monteliorei J. Buckman - 332 - 



— Note on Zieten's Type-Specimens of Ammonites polygonius 



and A. discoides -333- 



Cunningham. J. A. : A Contribution to the Theory of the Order 



of Crystallization of Minerals in Igneous Eocks -52- 



