36 THK NAUTILUS. 



cervus is also there. The beautiful Volutidae are represented by many 

 species one scarcely sees in a lifetime. Pleurotomaria heyrichii is also 

 among the treasures, but space will not permit us to go into details. 

 It has been admirably described by Mr. Chadwick, who says: 

 " My desire in this writing is to make this remarkable collection 

 better known. It has been a labor of love, and I can wish for those 

 who read no greater pleasure than to come under the fascinating 

 spell of this great collection. It deserves a place in some great hall 

 of science, and it is Mrs. Williams's hope that it may some day be 

 thus installed through public or private munificence." J 



Descriptions of new species of mullusks from the 

 Pacific Coast of the United States, with notes on the other 

 moUusks from the same region. By William Healey Dall (Proc. 

 U. S. Nat. Mus. vol. 34, pp. 245-257. Numerous new species and 

 subspecies chiefly discovered by Dr. R. H. Tremper, Messrs. Herbert 

 W. Lowe, F. W. Kelsey, and the U. S. Bureau of Fisheries, are de- 

 scribed, with notes on previously known forms. 



Smell the dominant sense in Diabrotica 12-punctata 

 AND LiMAX MAXiMUS. By Robert E. C. Stearns. (Proc. Biol. Soc. 

 Washington xxi, pp. 137-140). Limax is guided to its food by 

 smell. Salt liberally strewed on the floor is recommended as a 

 check to their depredations. 



On the synonymic history of the genera Clava Martyn 

 AND Cerithium Bruguiere. By W. H. Dall. (Proc. Acad. 

 Nat. Sci. Phila. 1907, pp. 363-369). The history of these old names 

 is fully exposed and various errors in matters of fact in M. Coss- 

 mann's review of the Cerithiacea are pointed out. 



New and characteristic species of fossil mollusks from 



THE oil-bearing TERTIARY FORMATIONS OF SaNTA BaRBARA 



Co., Cal. By Ralph Arnold. (Smith's Misc. Coll. vol. 50, pt. 4. 

 1907). Numerous interesting fossils from Eocene, Miocene and 

 Pliocene horizons are described and well illustrated. Among them 

 are Venericardia planicosta Lam., from Little Falls, Washington, 

 " the most widespread and characteristic eocene species in the 

 world," Lymnsea cdamosensis n. sp., from the pliocene of Los 

 Alamos Valley. 



