REFERENCE TO PLATES, VOL. XIV. 299 



FIGURE PAGE 



36. Cerion columna P. & V. After Binney, .... 177 



37. Cerion neglectum Mayn.=glans Kiist. After Dull., . .179 



38. Cerion uva L. After Ball., 179 



89. Cerion dalli Mayn. After Ball., . . . .179 



40. Cerion regium Bens. After Ball., . . . . .179 



PLATE 48. 



41, 42. Bulimulus baeri Bautz. J. de Conch., . . .135 

 43, 44. Bulimulus iocosensis Bautz. J. de Conch., . . 135 



45. Brymteus obliquistriatus Ba Costa. Proc. Malac. Soc., . 157 



46. Brymseus cylindricus Ba Costa. Proc. Malac. Soc., . 157 



47. Brymasus chiriquiensis Ba Costa. Proc. Malac. Soc., . 162 



48. Brymaaus subventricosus Ba Costa. Proc. Malac. Soc., . 156 



49. 50. Brymasus sanctfemarthre Pils. Specimen, . . . 161 



51. Brymasus roseatus var. montanus Pils. Specimen, . . 161 



52. Brymseus exoticus Ba Costa. Proc. Malac. Soc., . . 156 



53. Brymasus elsteri Ba Costa. Proc. Malac. Soc., . . 156 



54. Brymasus expansus perenensis Ba Costa. Proc. Malac. Soc. 156 



55. 56. Placostylus porphyrocheila B. & B. Journ. de Conch. . 167 



PLATE 49. 



1-4. Amphidromus metabletus Mlldflf. Specimens, . .168 

 5, 6. Amphidromus latestrigatus Schepm. Specimens, . 167 



7. Strophocheilus indentatus Ba Costa. Proc. Malac. Soc. . 281 



8. Gonyostomus multicolor Rang. Pallial organs x 2. Pilsbry del. 



9. Thaumastus taunaisii Fer. Pallial organs. Pilsbry del. 



PLATE 50. 



[Note. Reference to the figures on plates 50 to 62 will be found in the 

 Supplement to this volume, to be issued with the first number of vol. XV.] 



1, 2. Brymasus virginalis Pfr. After Schako. 



3. Plekocheilus blainvilleanus Pfr. After Semper. 



4, 5, 6, 12. Plekocheilus blainvilleanus Pfr. After Schako. 

 7; Auris distorta Gm. After Semper. 



8. Zaplagius aurisleporis Brug. After Semper. 



9, 10. Plekocheilus aulacostylus Pfr. After Binney. 

 11. Auris aurissciuri Guffy. Proc. Malac. Soc. 



13. Auris egregia. After Semper. 



14. Auris distorta Gm. After Semper. 



15. Gonyostomus multicolor Rang. After Binney. 



PLATE 51. 



15. Placostylus shongii Less. Pallial organs. Pilsbry, del. 



16. Gonyostomus turnix Gld. Geuitalia. Pilsbry, del. 



