- 411 — 



* Barry: Venezuela. Visit to the Gold Mines of Guyana , and voyage 



up the River Orinoco during 1886. With sketch of the mineral re- 

 sources of Venezuela and its history to the present time. 8°. 240 p. 

 w. map. London. 



* G. F. Becker: Cretaceous Metamorphic Rocks of California. (From 



Amer. Journ. of Sc. Vol. XXXI. Mai. p. 348—357.) 



* Bibliotheque geologique de la Russie, redigee par S. Nikitin. II. 

 California. — Sixt Annual Report of the State Mineralogist for the 



year ending June 1. 2 parts. 8°. Sacramento. 



* Wh. Cross: On the Occurrence of Topaz and Garnett in Lithophyses 



of Rhyolite. (From Amer. Journ. of Sc. vol. XXXI. June. p. 432—438.) 



* Wh. Cross and L. G. Eakins: On Ptilotite, a new Mineral. (From 



Amer. Journ. of Sc. Vol. XXXII. August, p. 117—121.) 



* E. S. Dana: On the Crystallisation of Native Copper. (From Amer. 



Journ. of Sc. Vol. XXXII. 413-429.) 



* Mineralogical Notes. (Ibid. Vol. XXXII. 386-390.) 



* On the Crystallization of Gold. (Ibid. Vol. XXXII. August. 



p. 132—138.) 



* On the Brookite from Magnet Cove, Arkansas. (Ibid. Vol. XXXII. 



October. p. 314-317. PI. VIII. IX.) 



* E. S. Dana and S. L. Penfiel d: On two hitherto undescribed Me- 



teoric Stones. (Ibid. Vol. XXXII. September, p. 226—231.) 



* W. Deecke: Les Foraminiferes de l'Oxfordien des environs de Mont- 



beliard (Doubs). (Sep. aus Mein, de la soc. d'emulation de Montbeliard. 



Vol. XVI. 8°. 49 S. 2 Taf.} 

 P. v. Dijk: Over de Aardbevings-waarnemingen en Japan door J. Milne. 



(Natuurk. Tijdschr. 8°. 21 p.) Batavia. 

 Seismometer. (Ibid. 2 p. 1 Taf.) 



0. Feistmantel: The fossil flora of the Gondwana System. Vol. IV. 

 Pt. 2. The fossil flora of some of the Coal fields in Western Bengal. 

 4°. 96 p. 14 pl. Calcutta. 



Fontannes: Contribution ä la faune malacologique des terrains de la 

 Roumanie. gr. 4°. 49 p. avec 2 planches. Lyon. 



Galloway: The Chalk and Flint Formation, its Origin in Harmony 

 with a very ancient and a scientific modern theory of the World. 

 London. 8°. 44 p. 5 Photogr. 



G o e p p e r t u. Menge: Die Flora des Bernsteins und ihre Beziehungen 

 zur Flora der Tertiärformation und der Gegenwart, fortges. von H. Con- 

 wentz. Band II : Die Angiospermen des Bernsteins. Leipzig. 4°. 9 u. 

 140 p. 13 färb. Taf. 



Gorjanovic:-Kramberger: Palaeichthyologische Beiträge. (Glas- 

 nick. 1. Bd. Heft 1—3. p. 123—137.) 



A. de Gregorio: Essai paleontologique ä propos de certains fossiles 

 secondaires de la Contree Casale-Ciciü provenant probablement de l'etage 

 Alpinien De Greg. (Ann. de Geologie et de Paleont. etc. Livr. IV. 4°. 

 7 p. 1 Taf.) Palermo. 



