THK NAUTILUS. 



Daedalochila harfordiana n. sp. 



20. Notes on West Coast Land Shells, No. II. Am. J. Conch., 

 V, 199-219. 1870. Additions to paper No. 15, with classification 

 of the Helices of the West Coast. 



21. Notes on Mollusca of Monterey Bay, California. Ain. J. 

 Conch., VI, 42-70. 1870. A list of 197 species, with notes. 



22. Additions and Corrections to the Catalogue of Monterey Mol- 

 lusca. Am. J. Conch., VI, 321-2. 



23. Note on Gadinia and Rowellia. Am. J. Conch., VI, 319, 320. 



24. Note on Waldheimia pulvinata Gld. Am. J. Conch., VI, 320. 



25. Monterey in the Dry Season. Am. Nat., IV, 756-8. Refer- 

 ences to the Mollusca. 



26. Catalogue of the Invertebrate Fossils of the Western Slope of 

 the United States. Part II. San Francisco, 1871. 30 pages. 

 Intended merely as a check-list and for labels, supplementing the 

 Geographical Catalogue of 1867. 



27. On Shells of the West Slope of North America. No. 1. 

 Pr. C. A. S., IV, 150-6, notes on 51 species; No. II, IV, 171-5, 

 notes on 34 species. 



28. On New Californian Pulmonata, etc. Proc. Acad. Nat. Sci., 

 Phila., 1872, 143-154, PI. 3. 



*Limax (Amfth'a) hewstonin. sp. *Assiminea californica n. sp. 



*Limax campestris Binney, var. *Alexia setifer n. sp. 



occidentalis n. var. *Arion? andersoni n. sp. 



*Ariolimax californicus n. sp. * Lysinoe diabloensis n. sp. 

 *Ariolimax niger n. sp. 



29. On the Law of Variation in the Banded California Land 

 Shells. Pr. C. A. S., V., 121-5, PI. VII, VIII. 1873. 



30. Note on Alexia setifer and its Allies. Pr. C. A. S., V., 172. 

 1873. 



31. California During the Pliocene Epoch ; in the Miocene 

 Epoch ; The Eocene Epoch in California ; Note on Tertiary For- 

 mation of California. Pr. C. A. S., V, 389-392, 401-404, 419-421, 

 422. 1874. 



32. The Origin of California Land Shells. Pr. C. A. S., VI, 12- 

 14. 1875. 



33. On Shells of the West Slope of North America. No. III. 

 Pr. C. A. S., VI, 14-27. 1875. Notes on about 75 species. See 

 No. 27. 



