OP CONCHOLOGY. 313 



9. Aglaja Carpenterii, Newcomb. 

 Roundly conical ; apex obtuse; whorls 5 1, 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 IQh mill. 



Tulare Valley, California. 

 Distinguished by its rounded aperture. 



*** Hot hirsute, malleated, ghhosely depressed, not turbinate 

 above. 



a. With a brown 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. 



