Publications of the State of California. 17 



Notes on the geology and mineralogy of portions of Tehama, 

 Colusa, Lake, and Napa Counties ; by PI. W. Fairbanks, pp. 54-75. 



Geology of San Diego County, also of portions of Orange and San 

 Bernardino Counties; by H. W. Fairbanks, pp. 76-120. 



Geology of Calico District, San J3ernardino County, pp. 337, 338, 

 339, 340, 343. 



Geology of the Lava Bed District, San Bernardino County, pp. 

 349 and 350. 



Geology in the region of Mineral Spring, Siskiyou County, pp. 

 451, 452 ; etc., etc. 



J. J. CRAWFORD, State Mineralogist. 



Twelfth Report (Second Biennial) of the State Mineralogist, for 

 the two years ending September 15, 1894. Sacramento, 

 1894. 541 pp. Maps and illustrations. 



This report contains an article on— 



The auriferous conglomerate in California ; by R. L. Dunn. 



Preliminary report on the mineral deposits of Inyo, Mono, and 

 Alpine Counties ; by H. W. Fairbanks. 



Ancient channel system of Calaveras County ; by W. H. Storms. 



Geology of northern Ventura, Santa Barbara, San Luis Obispo, 

 Monterey, and San Benito Counties ; by H. W. Fairbanks. 



Bulletin No. 2. San Francisco, June, 1894. Methods of mine- 

 timbering; by W. H. Storms. Sacramento, 1894. 58 

 pp., with illustrations. (A second edition was issued in 

 1896.) 



Bulletin No. 3. San Francisco, August, 1894. The gas and 

 petroleum yielding formations of the Central Valley of 

 California; by W. L. Watts. Sacramento, 1894. 100 

 pp. Maps and illustrations. 



Bulletin No. 4. San Francisco, September, 1894. Catalogue of 

 California fossils. Farts II, III, IV, and V; by Dr. J. G. 

 Cooper. Sacramento, 1894. 6 plates. (Part I was 

 published in the Seventh Annual Report of the State 

 Mineralogist for 1887.) 



The following new species are described and figured : 

 Cretaceous and Eocene Fossils — Teretra Wattsiana, Surcida ere- 

 natospira, S. monilifera, S. inconstans, Pleurotoma Perkinsiana, P. decip- 

 iens, Drillia ullreyana, Mangilia suturalis, Cordiera gracillima, Can- 

 cellaria Irelaniana, Ancilla (Oliverato) Californica, Bittium longissi- 

 mum, Cerithium Fairbanksi, Potamides carbonicola, P. Davisiana, Fusus 

 supraplanus, Mitra simplicissima, Stomatia intermedia, CaUiostoma 

 Kempiana, Tornatella normalis, Bulla assimilata, Tornatina erraticttf 

 Siphonaria captdoides, Astarto semidentata, Crassatella lomana, Cucul^ 



