XIV LIST OF WOODCUTS. 



Pago. 



KlG. 44. Fasciolaria (Piestocltilus) Culbirtsoni. showing plaits of columella 360 - 



45. Fasciolaria ( Mesorhyiis) gradlenta 364 



40. Fasciolaria (Cryptorbytis) flexieoslatu 367 



47. Pyropsis Bairdi, var. rotula .". '. 371 



48. Dorsal view of Cantliarus (Cantliarulus) Vaugliani 379 



49. Dorsal view of Turtis (Surcnla) 1 conlorlns 385 



50. Tunis (Simula) ? Hitzi 387 



51. Section of Baculites ovatus, var. bandits 397 



52. Side view of Baculites ovatus, var. bacillus 397 



53. Sections of Baculites grandis 399 



54. Sept n in of Baculites grandis (magnified) 400 



55. Sections of Baculites compressus 403 



56. Part of non -septate portion of Baculites compressus 403 



57. Side view of non-septate part of Baculites anceps, var. obtusus 406 



58. Sept n in nf Jliiritliics anceps, var. obtusus 406 



59. Antisiphoual view of septate fragment of Baculites anceps, var. obtusus 406 



60. Section nf septate fragment of Baculites anceps, var. obtusus 406 



61. Peripheral view of Scaphites II 'arreni, var. Wyomingensis 4*21 



62. Side view of Scaphites Warrcni, var. Wyomingensis 421 



63. Septum of Seaptiites Warreni, var. Wyomingensis 421 



(il. Septum of I'll i/l lueeras Halli 458 



65. Septum of largo Placenticei'as placenta 466 



tit!. Septum of Placenticei'as syr lulls 471 



66 (bis). Placenticeras (Splienodiscus) lenticulare 473 



67. Nautilus Dekayi 496 



68. A side view of Hyalina f Evansi 548 



69. Upper side of Hyalina f Evansi 548 



70. Under side of Hyalina .' Evansi ". 548 



71. Goniobasis convexa . 562 



72. Turritella ' cunrcia 563 



73. Goniobasis Kvbrascensix 565 



74. Goniobasis f gradlenta 569 



75 ) 



-..' > Goniobasis '.' subtortuosa 569 



77. Htjdrolia subconica 573 



78. Hydrobia ' i ulimoides 573 



Tit. Viriparns pccnliaris 580 



80. Campeloma mnllisUiata 588 



81.) 



82. > T al in la ' Monianaensis 591 



83. S 



*?• I Helix tveterna 596 



