Vol. IV] ANDERSON AND MARTIN— NEOCENE RECORD 87 



Cancellaria rotunda, nevv^ species 

 Plate 8, figures 4a and 4b. 



Shell globose, thin, with five well romided whorls; spire 

 rather short ; apex blunt ; whorls of the spire convex, orna- 

 mented with thirteen prominent rounded axial ribs with wider 

 interspaces, and five or six spiral threads with very small inter- 

 calary lines; suture depressed; body-whorl comprising the 

 greater portion of the shell, evenly globose, sculptured the same 

 as the whorls of the spire, with thirteen axial ribs and sixteen 

 spiral threads; the axial ribs much more pronounced than the 

 spiral threads ; the interspaces between the spiral threads carry- 

 ing intercalary lines ; aperture semicircular ; outer lip thickened ; 

 inner lip incrusted; canal short; columella with two plications 

 on the anterior portion. 



Dimensions : — Altitude of the type, 14 mm. ; maximum lati- 

 tude of the shell, 12 mm. ; altitude of an entire specimen, about 

 21 mm. 



Type :— No. 205, and cotype No. 206, Cal. Acad. Sci., Mio- 

 cene of the Oregon coast, a half mile north of Yaquina Bay, 

 locality 39. 



Cancellaria sanjosei, new species 

 Plate 6, figures 2a and 2b. 



Shell small, ovate, thick, with five or six rather rapidly en- 

 larging whorls ; spire elevated ; whorls slightly convex or flat, 

 with a narrow tabulation, sculptured with seven or eight flat 

 spiral cords, the alternate cords being slightly more prominent 

 than those adjacent; suture distinct; body-whorl large, about 

 five-sixths of the total length of the shell, tabulated above, 

 sculptured with fourteen major spiral cords with alternate small 

 intercalary threads ; aperture elongate-oval, outer lip thick, col- 

 umella with two plications and an anterior sulcus ; canal short. 



Dimensions : — Altitude of the type specimen, 20 mm. ; diam- 

 eter of the body-whorl, 11.5 mm. 



Type : — No. 207, and cotypes No. 208, Cal. Acad. Sci., lower 

 Miocene of eastern San Luis Obispo County, California, 

 locality 126, in the bed of a small creek near the center of Sec. 

 34, T. 28 S., R. 15 E. 



