242 ADDITIONS TO THE LIBRAEY. 



Fontaine^ W. M., and F. B. KiiowIto7i. Notes on Triassic Plants 

 from New Mexico, 8vo. Washington, 1890. 



Foord, A. IT., and O. C. CricJc. Note on the Identity of JSfautilus 

 neocomiensis, Sharpe (non d'Orbigny), with Nautilus Deslongcharap- 

 sianus, d'Orb. 8vo. London, 1891. 



. A Revision of the Group of JSautilus eJegans, J. 



Sowerby. 8vo. London. 1890. 



Foord, A. H. See British Museum. 



Fordhcmi, H. G. A record of water-level in a deep chalk well at 

 Odsey Grange, Eoyston, 1878-88. 8vo. Hertford, 1890. 



Fornasini, C. Nota preliminare sui Foraminiferi della marna 

 pliocenica del Ponticello di Savena nel Bolognese. 8vo. Rome, 



1883. 



. II JSfautilus ohliquatus di Batsch. 8vo. Rome, 1890. 



Poshaj^ P. Max, Preglacial drainage and recent geological history 

 of Western Pennsylvania. 8vo. New Haven (Conn.), 1890. 

 Presented by Br. J. W. Spencer^ F.G.S. 



Foster, C. Le Neve. The Progress of the Art of Mining. 4to. 

 London, 1891. 



Foster, C. Le Neve. See Great Britain. Home Department. 



Fournier, E. Esquisse geologique des environs de Marseille. Svo.- 

 Marseille, 1890. Purchased. 



Fraas, E. Die Ichthyosaurier der silddeutschen Trias- und Jura- 

 ablagerungen. 4to. Tubingen, 1891. Purchased. 



France. Ministere des Travaucc Publics. Etudes des Gites Mine- 

 raux de la France. Bassin houiller et permien d'Autun et 

 d'Epinac. Fascicule II. Flore Fossile, Partie 1, par R. Zeiller. 

 Texte et Atlas. 4to. Paris, 1890. 



Frazer., P. The Persistence of Plant and Animal Life under 

 changing conditions of environment. Svo. Philadelphia, 1890. 



The Philadelphia Meeting of the International Congress of 



Geologists. 8vo. Minneapolis, 1890. 



— . The Progress of Chemical Theory ; its helps and hindrances 

 Svo. Philadelphia, 1891. 



— . The Warrior Coal-field of Northern Alabama. Svo. Min- 



neapolis, 1891. 



— . Descriptive Table of Elements. Svo. 



