ROTELLA. 



Fig. 



1-5 (19, 20). VESTiARiA, sp. 1, Linncms (Trochiis).— ^iueo- 

 lata var., Lamk.; rosea, Chemn. ? ; var. depressa, f. 

 19-20, A. Adams. — East Indies. 



6, 7, 8, ELEGANS, sp. 2, Beclc, Kiener Icon.— Philippines, 

 &c. 



9. SAGITTATA, sp. 13, Elnds, Voy. Sulph. — Hab. — ? 



10. coNiCA, sp. 5, Adams and Rue., Voy. Samarang. — 



Hal). — ? 



11, 12, 13. INFRAPLANATA, sp. 6, Soivevhy. — Hab. — ? 



14. TRiLOBATA, sp. 10, Soivevby. — Hab. — ? 



15, 16. GiGANTEA, sp. 4, Lessoii. — Japan. 



17. PERSPicuA, sp. 14, A. Adams. — China. 



18. STRiOLATA, sp. 11, A. Adams, Proc. Zool. Soc. — Hab. — ' 



19. 20. See f. 1-5, above. 



21, 22, 25. cosTATA, sp. 8, Valenciennes.— Var. f. 21, monili- 

 fera, Lamk.; f. 22, suLuralis, Lamk. — Japan. 



23. JAVANiCA, sp. 9, Lamarck. — Java. 



24. ZELANDICA, sp. 7, A. Adams. — New Zealand. 



26, 27. CALLOSA, sp. 3, Soivevby.— Hah. — ? 



28, 29. GUAMENSis, sp. 12, Quoy. — Isl. Guam; Luzon, 

 Philippines. 



Not admitted in the Genus. 



R. Candida, A. Adams; R. Brazieri, A. Adams; R. polita, 

 A. Adams ; R. sobrina, A. Adams 



