54 A Bibliography of the Geology, etc., of California. 



Pacific Railroad Reports, vol. 5. (Continued.) 



From Carmello : Lutraria Traskei, n.sp. 



From Colorado Desert : Pecten deserti, n.sp. ; Anomia suhcostata, 

 n.sp. ; Ostrea vespertina, n.sp. ; O. Hcermanni, n.sp. ; Anodonta 

 Calif orniensis, Lea. 



From San Fernando : Ostrea sp. ? Pecten sp. ? 



From Benicia : Turritella biseriata, n.sp. ; 2'rochus sp. ? 



Appendix, Article IV. Letter from Prof. J. W. Bailey, describ- 

 ing the structure of the fossil plant from Posuncula River, p. 337. 

 (This plant was from a bowlder in the bed of Kern River, west 

 slope of the Sierra Nevada.) 



Pacific Railroad Reports, vol. 6. Geological report of routes 

 in California and Oregon explored by Lieuts. R. S. Wil- 

 liamson and H. L. Abbott; by John S. Newberry. (33d 

 Cong., 2d sess.. Senate Ex. Doc. 78. 1857.) 



This report contains the following : 

 Chapter I. Geology of the vicinity of San Francisco. 

 II. Geology of the Sacramento Valley. 

 • III. Geology of the Western range. Sierra Nevada. 



IV. Geology of Pit River and Klamath Basin. 



Pacific Railroad Reports, vol. 6, no. 2. Description of the 



Tertiary fossils collected on the survey ; by T. A. Conrad. 



The following species are described and figured in this report : 

 Schisopyga Californiana, n.sp., Santa Clara, Cal. 

 Cryptomya ovalis, n.sp., Monterey County. 

 Thracia mactropsis, n.sp., Monterey County. 

 My a Monterey ana, n.sp., Monterey County. 

 M.f suhsinuata, n.sp., Monterey County. 

 Arcopagia medialis, n.sp., Monterey County. 

 Tapes linteatum, n.sp., California. 

 Area canalis, n.sp., Santa Barbara. 

 A. trilineata, n.sp., Santa Barbara. 

 A. congesta, California. 

 Axinoea Barbarensis, n.sp., Santa Barbara. 

 Mulinia densata, n.sp., Santa Barbara. 

 Dosinia longula, n.sp., Monterey. 

 D. alta, n.sp., Monterey. 

 Pecten Pahloensis, n.sp., San Pablo Bay. 

 Pallium estrellanum, n.sp., Estrella Valley. 

 Janira hella, n.sp., Santa Barbara. 

 Ostrea titan, n.sp., San Luis Obispo. 

 Malea ringens; Dolium ringens (Cassis), Swainson. 

 Turritella altilira, n.sp., Gatun, Isthmus of Darien. 

 T. Gatunensis, n.sp., Gatun. 



Triton, sjy.l ; Cytherea {Meretrix) Dariena; Tamiosoma grcgaria, 

 n.sp., Monterey County. 



Pandora Mlirata, n.sp., Santa Barbara. 

 Cardita occidentalis, n.sp., Santa Barbara. 

 Diadora crucibuliformis, n.sp., Santa Barbara. 



