368 ' ADDENDA. 



Calderon, Salvador. Resena geologica de la Provincia de Guada- 

 lajara. Madrid. 

 After sketching the topography of the Province of Guadalajara, 

 which is divided into three zones, the "Serrania" (Highland), the 

 "Campina" (Tableland), and the "Alcarria" (Lowland), describes the 

 different geological formations, including, besides eruptive rocks and 

 gneiss, the Silurian, Devonian, Carboniferous, Triassic, Jurassic, Creta- 

 ceous, Tertiary, and Kecent deposits. A list of the fossils found in 

 each formation is given ; and reference is made, when describing the 

 mineral wealth of the district, to the silver-mines of Hiendelaencina, 

 the salt-mines of Tierzo, and the unimportant coalfield of Valdesotos, 

 as also to the prehistoric stone implements and pottery found at 

 Argecilla and other places. A small geological map accompanies this 

 work. J. MT. 



. Eesena geologica de la Provincia de Alava. Revista de la 



Sociedad de los profesores de ciencias. Madrid. 

 A brief notice is given of the geography of the province of Alava. 

 The granitic and eruptive rocks, and the Jurassic, Cretaceous, Tertiary, 

 and Recent formations therein found are described. Reference is made 

 to prehistoric remains found near Yitoria and in other parts of the 

 province. J. M'P. 



Castillo, A. del. Descripcion del Mineral bismutifero de San Luis 



Potosi. Naturaleza, t. iii. p. 92. [See p. 226.] 

 Chabas, F. Les Silex de Yolgu. 4to. Chalons. 4 plates. 

 Christison, Sir R. Notice of Fossil Trees recently discovered in 

 Craigleith Quarry, near Edinburgh. Trans. Roy. Soc. Edin. vol. 

 xxvii. part 2, p. 203. 

 Clayton, Prof. J. E. The Mining Industry of Utah. Min. Journ. 



May 2, with 5 woodcut sections. 



An account of the district, compiled from papers written by Prof. 



Clayton [? in Utah Mining Gazette]. See also a letter signed " Fair 



Play " in Min. Journ. April 4. W. T. 



CocKBURN-HooD, T. H. Remarks upon the Footprints of the Din- 



ornis in the Sand Rock at Poverty Bay, New Zealand, and upon 



its recent extinction. Proc. Roy. Soc. Edin. vol. viii. no. 87, 



pp. 236-240. 



Cook, George H. Geological Survey of New Jersey. Annual Report 



of the State Geologist for the year 1874. Pp. 116. 8vo. Trenton. 



This work, though dated 1874, may really have been issued in 1875. 



It describes the iron- mines in the northern part of the State, notices 



other ores, and describes various clays, giving analyses. "W. W. 



CoRTAZAR, Daniel. Dates geologico-mineros de las Provincias de 



Zamora y Orense. Bol. Com. map. geol. Espan. vol. i. 

 The first part refers to the province of Zamora, and the second to 

 that of Orense. Both are geographically and geologically described, 

 and a notice is given of their mineral wealth, J, M'P, 



