354 REFERENCE TO PLATES. 



PLATE 41. 



FIGURE. PAGK. 



.'39-41. Helicarion Ceylanicus, Beck. Kiister, Vitrina, t. 6, 



f. 34, 36, 37, . . .177 



42. Helicarion Birmanieus, Phil. Reeve, Icon. Vitrina, f. 59, 177 

 43-45. Helicarion Cochinensis, Morelet. Series Conch., 



iv, t. 12, f. 7, . 177 



40-48. Helicarion russeola, Morelet. Ibid., t. 12, f. 6, . 177 

 49-51. Helicarion nucleatus, Stol. Jour. As. Soc. Bengal, 



xlii,t. 1,1. 12, 177 



52-54. Helicarion permollis, Stol. Ibid., t. I, f. 11, . . 177 

 55-57. Helicarion lineolatus, Martens. Ost-As. Conch., t. 



12, f. 4, 178 



58-60. Helicarion Snmatrensis, Schepm. Midden Sumatr., 



t. l,f. 1, . . . 178 



61-63. Helicarion Borneensis, Pfeiffer. Novit. Conch., i, 



t. 28, f. 10-12, .178 



64-66. Helicarion sericens, Martens. Ost-As. Conch., t. 



12, f. 1 178 



67-69. Helicarion Idse, Pfeiffer. Novit. Conch., i, t. 28, f. 



13-15 178 



70-72. Helicarion Celebensis, Pfeiffer. Ibid., t. 28, f. 16-18, 178 

 73-75. Helicarion sutnralis, Martens. Ost-As. Conch., t. 



12, f. 2, . . 178 



76-78. Helicarion imperator, Gould. Martens, Mittheil., 



t. 13, f. 1, 2, 6, . . 179 



PLATE 42. 



1-3. Helicarion praecellens, Martens. Mittheil. ,t. 25, f. 13, 179 

 4, 5. Helicarion prsestans, Gould. Jour. Bost. Soc. N. H., 



iv, t. 24 T f. 2, 



6, 7. Helicarion gigas, Benson. Conch. Ind., t. 66, f. 2, 3, 179 

 8,9. Helicarion hyalsea, Bock. Zool. Proc.,t. 55, f. 6, 1881, 180 

 10,11. Helicarion resplendens,Nevill. Jour. As. Soc. Beng., 



t. 5, f. 24, 1881, 180 



12, 13. Helicarion magnificus, Austen and Nevill. Ibid., 



t. 5, f. 23, 180 



14. Helicarion venustus, Theobald. Conch. Ind., t. 152, f. 5, 180 



15. Helicarion solidus, Austen. Ibid., t. 152, f. 6, . . 180 

 16,17. Helicarion Peguensis, Theobald. Ibid., t. 65, f. 2,3, 180 

 18-20. Helicarion unguieulus, Morelet. Ser. Conch., iv, 



t. 12, f. 1, 



21. Helicarion apertus, Beck. Reeve, Icon. Vitrina, f. 71, 181 



22. Helicarion dimidiatus, Pfeiffer. Reeve, Icon. Yitrina, 



f. 69, 181 



23. Heiicarion Australis, Reeve. Icon. Yitrina, f. 70, . 181 



24. 25. Helicarion salius, Benson. Conch. Ind., t. 65, f. 8, 9, 181 



