206 



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. Ueber fossile Pflanzen aus der Juraformation Japans. (Tract.) 



4to. Cassel, 1877. 



. Ueber einige palaontologische Eragen, insbesondere iiber die Jura- 

 formation Nordostasiens. (Tract.) 8vo. FranJcfo7^t, 1878. 



. Phytopalaeontologie. Yerzeichniss der beriicksichtigsten Arbeiteii 



und Eeferate. (Tract.) 8vo. 1878. 



Gibb (Sir George Duncan). The Oyster Conglomerate Bed at Bromley 

 in Kent. (Tract.) 8vo. London, 1858. 



. A Chapter on Fossil Lightning. (Tract.) 8vo. London, 1859, 



. A Visit to E-eculver, in Kent. (Tract.) 8vo. London, no date. 



. On Canadian Caverns. (Tract.) ^no. London, ISQl. 



. Essential Points of Difference i)etween the Larynx of the Negro 



and that of the White Man. (Tract.) 8vo. London, 1865. 



. Geological Eambles around Montreal. 4to. Manuscript, 1868. 



. Discoveries in Science by the Medical Philosopher. An oration 



delivered on the ninety-sixth anniversary of the Medical Society of 

 London. 8vo. London, 1869. 



Gibbes (Eobert W.). Description of the Teeth of a new Eossil Animal 

 found in the Green Sand of South Carolina. (Tract.) 



8vo. Philadelphia, 1845. 



. Memoir on the fossil Genus Basilosaurus ; with a notice of speci- 

 mens from the Eocene G-reen Sand of South Carolina. (Tract.) 



4to. Philadeljphia, 1847. 



— — . Monograph of the Eossil Squalidse of the United States. (Tract.) 



2 copies. 4to. Philadelphia, 1848. 



Gibbs (Wolcott), and Genth (Erederick Augustus). Eesearches on the 



Ammonia-cobalt bases. (Tract.) 4to. Washington, 1856. 



Gibson (George Alexander). The Old Eed Sandstone of Sheffield, 



(Tract.) 8vo. Edinburgh and London, 1877. 



Gibson (William Sidney). The Certainties of Geology. 



8vo. London, 1840. 



. The Prize Essay on the History and Antiquities of Highgate. 



(Tract.) 8vo. London, 1842. 



Giddins (Edward). An Inquiry into the Causes of the Eise and Eall of 



the Lakes, etc. (Tract.) 8vo. Loclcport, N. Y., 1838. 



Giebel (Christoph Gottfried). Palaozoologie. Entwurf einer systema- 



tischen Darstellung der Eauna der Vorwelt. 8vo. Mersehurg, 1846. 

 . Eauna der Vorwelt, mit steter Berticksichtigung der lebenden 



Thiere. Vol. I., parts 1-3. 8vo. Leipzig, 1847-48. 

 . De geognostica septemtrionalis Hercyniae fastigii constitutione. 



(Tract.) ^ 8vo._ Halle, 1848. 

 . Gaea excursoria germanica. Deutschlands Geologie, Geognosie 



und Palaontologie. Part 1. (title and contents wanting). 



8vo. Leipzig, 1848. 



. Bericht iiber die Leistungen im Gebiete der Palaontologie mit 



besonderer Berticksichtigung der Geognosie wahrend der Jahre 

 1848 und 1849. 8vo. Berlin, 1851. 



. Die Versteinerungen im Muschelkalk von Lieskau bei Halle. 



4to. Berlin, 1856. 



