OP CONCHOLOGY. 313 



9. Aglaja Carpenterii, Newcomb. 



Roundly conical ; apex obtuse ; whorls 5|, convex, strongly- 

 striated, with numerous fine spiral lines; suture well im- 

 pressed; aperture circular, margins approaching; lip a little 

 expanded ; umbilicus open. Brownish, with an obscure dark 

 band. 



Diam. 23, height 16| mill. 



Tulare Valley, California. 



Distinguished by its rounded aperture. 



*** Not hirsute, malleated, globosely depressed, not turbinate 

 above. 



a. With a broivn band. 



10. Aglaja tudicolata, Binney. 



Plate 5, figure 13. 



Convexly orbicular ; spire depressed-conic ; whorls 5, a 

 little convex ; body large, expanding somewhat towards the 

 aperture, obliquely wrinkled, malleated ; aperture transverse, 

 rather circular ; lip a little expanded, reflected nearly, some- 

 times entirely, over the small umbilicus ; base convex. Light 

 yellowish-green or brown, with a broad dark band above the 

 periphery, margined with white. Band visible on the spire. 



Diam. 31, height 22 mill. 



California. 



11. Aglaja Bridgesii, Newcomb. 



Depressed-globose; spire conical, suture well impressed, 

 whorls 6, convex, plicately striate and minutely granulate ; 

 aperture round-lunate ; lip expanded, reflected below, umbili- 

 cate. Translucent, grayish horn-color, with a narrow brown 

 band. 



Diam. 27, height 19 mill. 



San Pablo, California. 



Not solid, larger than ramentosa, Gould, spire more eleva- 

 ted, darker in color, and less granulated. 



