330 REFERENCE TO PLATES. 



FIGURE. PAGE. 



36. Pseudosubulina Chiapensis, Pfeiffer. Cr. et Fisch. Expl. 



Sci. Mex., t. 26, f. 2, 50 



37. Pseudosubulina Sargi, Crosse et Fischer. Expl. Sci. 



Mex., t. 26, f. 3, 50 



38. Volutaxis sulciferus, Morelet. Cr. et Fisch., Expl. Sci. 



Mex., t. 25, f. 2, 51 



39. Volutaxis tenuecostatus, Strebel. Strebel, Mex., v, 



t. 17, f. 11, 51 



40. Volutaxis similaris, Strebel. Strebel, Mex., v, 1. 17, f. 18, 51 



41. 42. Volutaxis conferticostatus, Strebel. Strebel, Mex., 



v, t. 17, f. 21,33, 51 



43, 44. Volutaxis intermedia, Strebel. Strebel, Mex., v, 



t. 17, f. 22, 34, 51 



45. Volutaxis confertestriatus, Strebel. Strebel, Mex., v, 



t. 17, f. 19, 52 



46, 47. Volutaxis nitidus, Strebel. Strebel, Mex.,v, t. 17, 



f. 25, 36, 52 



48. Volutaxis linearis, Pfeiffer. Cr. et Fisch., Expl. Sci. 



Mex., t. 25, f. 7, 52 



PLATE 10. 



49. Streptostyla Delattrei, Pfeiffer. Reeve, Achatina, f. 53, 44 



50. Streptostyla Sallei, Cr. and Fisch. Expl. Sci. Mex., 



t. 2, f. 1, 44 



51. Streptostyla Edwardsiana, Cr. and Fisch. Expl. Sci. 



Mex., t. 2, f. 2, 45 



52. Streptostyla Shuttleworthi, Pfeiffer. Novitates, i, t. 



29, f. 1, 44 



53. Streptostyla Shuttleworthi, var., Pfeiffer. Expl. Sci. 



Mex., t. 2, f. 3,. . 44 



54. Streptostyla similis, Strebel. Strebel, Mex., iii,t. 12, f. 7, 45 



55. Streptostyla cingulata, Cr. and Fisch. Expl Sci. Mex., 



t. l,f. 6, 45 



56. Streptostyla nigricans, Pfeiffer. Reeve, Achatina, f. 54, 45 



57. Streptostyla Mitrseformis, Shuttlew. Cr. et Fisch., 



Expl. Sci. Mex., t. 1, f. 16, 45 



58. Streptostjda irrigua, Shuttlew. Notitire, pt. 2, t. 5, f. 5, 46 



59. Streptostyla lurida, Shuttlew. Cr. et Fisch., Expl. Sci. 



Mex., t. 2, f. 6, 45 



60. Streptostyla fulvida, Cr. et Fisch. Expl. Sci. Mex., 



t. l,f. 11, 46 



61. Streptostyla glandiformis, Cr. et Fisch. Expl. Sci. 



Mex., t. l,f. 10a, 46 



62. Streptostyla Boucourti, Cr. et Fisch. Expl. Sci. Mex., 



t. 1, f. 14, . .46 



