70 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



below into a short, narrow, twisted canal ; inner lip slightly 

 calloused. 



Dimensions : — Length, 16 mm. ; width of body whorl, 8 mm. 



Type: — No. 334, Cal. Acad. Sci. Locality 182, on the west 



bank of the Cowlitz River immediately south of the eastward 



bend about one and one-half miles east of Vader, Washington. 



This is Professor Weaver's University of Washington locality 



1. Coll., B. Martin. 



Named for Mr. Harold Hannibal. 



Sucula cohni, new species 

 Plate 10, figure 1 



Shell of moderate size; whorls decorated by about twenty 

 rounded nodes crossed by backward bowing sinuous growth 

 lines which indicate the former central position of the sinus; 

 a narrow collar just below a wavy impressed suture marking 

 each whorl; space between collar and nodose central shoulder 

 markedly concave ; spiral ornamentation consisting of numer- 

 ous spiral lines which alternate in size; aperture elongate-oval; 

 outer lip simple ; inner lip slightly calloused. 



Dimensions : — Length of broken type, 22 mm, ; width of 

 body-whorl, 8 mm. 



'Type: — No. 336, Cal. Acad. Sci. Locality 245, along the 

 east bank of a small gulch about one-fourth of a mile east of 

 the pumping plant at the mouth of Grapevine Canyon, about 

 35 miles south of Bakersfield, California. Coll., B. Martin. 



Named in honor of Mr. Roy Cohn who accompanied the 

 writer to the type locality, 



Surcula (Surculites) sinuata Gabb 

 Plate 10, figures 2a, 2b, 2c 



Conus simiatiis Gabb, W. M,, Geology of California, 

 Palaeontology, vol, 1, p, 123, 1864, 



Surcula (Surculites) sinuata Gabb, W, M., Geology of 

 California, Palaeontology, vol. 2, pp. 150-151, 1869. 



This species is another form which varies with its growth 

 stages. The young individuals are slenderer and are marked 

 by medium sized spiral lines which become obsolete in mature 

 forms. 



