212 REFERENCE TO PLATES. 



PLATE 44. 



FIGURE. PAGE. 



3, 2. Isomeria aenigma Dohrn. Jabrb. d. Mai. Gesell., 1875, 



t. 10, 1. 1, 2, . 158 



3, 4. Isomeria atrata Pfr. Krister's Conchyl. Cab., t. 139, f. 



1 9 144 



_l , Z/, i i . J-m: 



5, 6. Isomeria vexans Dohrn. Jahrb. d. Mai. Gesell., 1875, 



t. 10. f. 3, 4, 158 



7. Isomeria mauritii Jouss. Reeve, Conch. Icon., f. 549, . 145 



8, 9. Isomeria subcastanea Pfr. Original. . . . .157 



10. Isomeria subcastanea Pfr. Reeve, Conch. Icon., f. 543, . 157 



PLATE 45. 



11, 12. Isomeria oreas Koch. Kiister's Conchyl. Cab. t. 75, 



I. 1 o, ...... .... loo 



13, 14. Isomeria Juno Pfr. Hidalgo, Viage al Pacifico, t. 1, 



1. D, 7, . . . . . . . . . . 10Z 



15, 16. Isomeria hartwegi Pfr. Reeve, Conch. Icon., f. 575, 153 

 17-19. Isomeria oreas Koch. Original. .... 136 



20. Isomeria martinii Bernard!. Journ. de Conch. 1858, t. 1, 



f q 140 



JL . * ' * J-Ttv 



PLATE 46. 



21-23. Isomeria faunas Phil. Kiister's Conchyl. Cab. 148, f. 



iq 107 



-L O -L O I 



24-26. Isomeria cymatodes Pfr. Hidalgo, Viage al Pacifico, 



t. 2, f. 1 o, ......... 14o 



27. Isomeria continua Pfr. Reeve, Conch. Icon., 4, 1270, . 137 

 28-30. Isomeria subelliptica Mouss. Novit. Conch., t. 127. f. 



4 o, .......... \.ou 



PLATE 47. 







31, 32. Isomeria calomorpha Jonas. Archiv f. Naturgesch 



1839, t. 10, f. 3, 4, 142 



33-35. Isomeria triodonta Orb. Orb., Voy. dans 1'Amer. 



Merid., t. 24, f. 3, 152 



36-37. Isomeria bituberculata Pfr. Kiister's Conchyl. Cab. 



t. 139, f. 14, 15, 154 



38. Isomeria bituberculata Pfr. Reeve, Conch. Icon., f. 545, 154 



39. Isomeria sequatoriana Hid. Journ. de Conch. 1867, t. 



O j A AJ j # -L *r^ 



PLATE 48. 



40. 41. Isomeria neogranadensis Pfr. Kiister's Conchyl. Cab., 



t. 151, f. 13, 14. 153 



42. Isomeria neogranadensis Pfr. Reeve, Conch. Icon., f. 



