|  
       Shells Used in Religious Ceremonies 
     | 
  ||
 
      ![]()  | 
     
      ![]()  | 
  |
|  
        Turbinella pyrum (Sacred Chank) design on Tibetan and Nepalese 
          carpets. The Turbinella pyrum is one of the eight sacred objects in 
          Hindu & Buddhist traditions. 
  | 
  ||
|  
       
  | 
  ||
 
      ![]()  | 
     
      ![]()  | 
  |
|  
        Turbinella pyrum (Sacred Chank) Shell Trumpet from 
        Tibet, with carved silver mouthpiece and "wing" with dragon. 
        (Himalyan Rug Store, 
    Eureka, California & Yoshimoto Collection)  | 
  ||
 
      ![]() Tlinkit Indian Raven Mask with teeth made from Astraea gibberosa opercula. (Campbell River Art Museum gift shop, Vancouver Island, British Columbia, Canada)  | 
  ||
| 
       | 
  ||