80 PROCEEDINGS OF THE ACADEMY OF [VOL. LXXIV 



B— NON-TAXONOMIC WORKS OF PRESENT INTEREST BECAUSE 

 OF REFERENCES TO OCCURRENCE OF FOSSIL FRESH- 

 WATER MOLLUSKS. 



Blake, W. P. 



'57. Geological report. Reports of explorations and surveys . . . 

 for a railroad ... to the Pacific Ocean ... in 18.53-4, vol. 5, 

 pt. 2, p. i-xvi, 1-310, pi. 1-13, charts, maps, cuts, 1x57. (An important 



pioneer work; the Colorado Desert dealt with on p. 89-125 (Ch. VIII -X), 

 137-138, 142, 144, 174-176, 189, 228-252 (Ch. XVII), 280-281, 308,309, 

 etc; fossil mollusks noticed on p. 97, 101, 103, 109, 235, 239). 



:14. The Cahuilla Basin and Desert of the Colorado. Carnegie Institu- 

 tion Washington Publication 193, p. 1-12, pi. 1-2, June, 1914. (A some- 

 what abridged edition of the following paper; fossil fresh-water shells briefly 

 noticed on p. 3-4). 



:15. Sketch of the region at the head of the Gulf of California, a review 

 and history. In Cory, H. T., The Imperial Valley and the Salton Sink, pt. 

 1, p. 1-35, 1915. (Occurrence of fossil fresh-water shells noticed on p. 

 4, 7, 14, 17). 



Chase, J. S. 



:19. California desert trails, p. 1-387, 32 pis. 8 vo, Boston and New 

 York, 1919. (Occurrence of fossil fresh-water shells referred to on p. 114, 

 128, 179, 195, 262, 265). 



Free, E. E. 



:14. Sketch of the geology and soils of the Cahuilla Basin. Carnegie 

 Institution Washington Publication 193, p. 21-33, pi. 6-8, June, 1914 

 (P. 25-29 contains a valuable discussion of the origin of the Basin, the 

 author doubting its ever having been part of the Gulf; fresh-water molluscan 

 fossils mentioned on p. 26). 



Hanks, H. (!. 



'82. Mud-volcanoes and the Colorado Desert. Second Annual Report 

 California State Mineralogist, p. 227-240, 1882. 



James, ('«. W. 



:06. The wonders of the Colorado Desert (Southern California), its 

 rivers and its mountains, its canyons and its springs, its life and its history, 

 pictured and described, including an account of a recent journey made 

 down the overflow of the Colorado River to the mysterious Salton Sea. 

 2 vols. (vol. 1, p. i-xl, 1-270; vol. 2, p. i-xiv, 271-547], many illustrations,, 

 8 vo, Boston, 1906. (Fresh-water molluscan fossils noticed on p. 5, 25-20 

 29, 31, & 102 of vol. 1). 



James, .). F. 



'82. The Colorado Desert, Popular Science Monthly, vol. 20, p. 384- 

 o'.M), January, 1882. (On p. 387 refers to occurrence of Anodonta Californian- 

 sis, Antttjrnlti kmginquas, Tnjonea protea, and Physa humerosa, as fossils). 



Jones, J. C. 



:14. The tufa deposits of the Salton Sink. Carnegie Institution Wash- 

 ington Publication 193, p. 79-83, June, 1914. (Occurrence of fresh-water 

 snail >liclls in tufa of prehistoric Blake Sea at Travertine Point, etc., noted 

 on ]». 81, 83). 



