130 



PHYSA. 



Length 25, cliam. 13 mill. 



California. 



The peculiar feature in this Si3ecies is the 

 flattening of the superior half of the body 

 whorl ; it is not so strikingly apparent in some 

 specimens as in the type. 



5. PHYSA CONIFORMIS, Tryon. 

 Plate 7, fig. 1. 



Shell obovate or somewhat cone-shaped, the 

 spire very short, with an acute black-tipped 

 apex; body whorl round, shouldered above, 

 inflated, but becoming narrower below, while 

 the long, somewhat ear-shaped aperture is 

 broadly rounded below, causing the shell to 

 resemble strikingly in outline Conus tidipa, 

 Linn. ; whorls five, the first ones minute ; 

 suture well impressed, lines of growth close 

 and fine, surface polished, texture moderately 

 thin, translucent. Color greyish-white, the lip 

 slightly thickened and colored red ; columella 

 appressed, twisted and turned back at base. 



Length 16, diam. 9-5 mill. 



Humboldt River, Oregon. 



