SHELLS OF MOLLUSKS. 
1. Zectarius muricatus. Natural size. Color gray and purple. 
2. Uvanilla. Natural size. Color yellow and pearly white. 
3. Scalaria. Natural size. Color light brown, witha silky lustre. Ribs 
white. ; 
4. Triton variegatus. “Trumpet Shell.” One-third natural size. Brown, 
with dark spots. 
5. Cassis cameo. ‘‘King Conch.” One-quarter naturalsize. The smooth 
lip is light brown, with dark brown markings. From this species of shell 
cameos are cut. 
6. Cyprea exanthema. ‘‘Cowrie.” One-half natural size. Brown, with 
white spots. 
7. Strombus bituberculatus. ‘‘Small Conch.” One-half natural size. In- 
side of the lip white and pink. 
8. Solarium granulatum. Top view. Natural size. Color gray, with 
brown and white stripes. : 
9. Fasciolaria tulipa. One-third natural size. White, with brown spots 
and spiral lines. 
10. Oliva litterata. Natural size. Polished white, with brown zig-zag 
lines. 
11. Janira ziczac. One of the ‘‘Scollops.” One-half natural size. Color, 
brown. 
12. The same seen from the side. Lower valve nearly flat. 
13. Tellina radiata. <‘‘Rising Sun.” Natural size. White or pale yel- 
low, with pink radiating stripes. 
14. Callista maculata. Natural size. Light brown with darker spots. 
15. Pecten nodosus. <A ‘‘Scollop.” One-half natural size. Dark red. 
16. Byssoarca Now. ‘‘Noah’s Ark.” One-half natural size. Brown and 
white, partly covered with a rough epidermis. é 
17. Avicula Atlantica. One-half natural size. Color, brown and green. 
Rough on the outside and pearly within. 
18. Ostrea folium. ‘‘ Racoon Oyster.” Attached to root of a mangrove 
tree growing in the water. Small specimen. Natural size. ; 
19. Chione paphia. A small one. Natural size. Polished white, wit 
brown markings. 
