406 
EXPLANATION OF PLATES. 
FIGURE. PAGE. 
PLATE 56. 
66. Olivella undatella, Lam: Panama, . . 114 
67. Oliva erythrostoma, Lam. Philippines, - 175 
68. Oliva (Lamprodoma) volutella, Lam. Panama, . 175 
69. Oliva (Callianax) biplicata, Sowb. California, . 175 
70. Oliva (Agaronia) hiatula, Lam. W. Coast Africa, ~ 1 
71. Oliva (Olivancillaria) Brasiliana, Lam. Brazil, 1 LE6 
72. Ancillaria (Olivula) staminea, Conr. Eocene, Alabama, 177 
73. Ancillaria Tankervillei, Swains. West Indies, . 176 
74. Monoptygma Alabamensis, Lea. Eocene, Alabama, . 176 
75. Ancillaria , Anolacia) Mauritiana, Sowb. Mauritius, . 177 
76. Ancillaria ‘Dipsaccus) glabrata, Linn. West Indies, . 177 
77. Harpa ventricosa, Lam. Philippines, 5 2 LRT 
78. Columbella mercatoria, Lam. West Indies, . } 2 148 
79. Columbella | Nitidella) nitida, Lam. West Indies, 1 LTS 
80. Columbella (Alia) unifaseiata, Sowb.  Chili,. 1 198 
81. Columbella (Mitrella) lactea, ‘Duclos, . 178 
82. Columbella (Atilia suffusa, Sowb. Philippines, a ri 
83. Columbella (Anachis) rugosa, Sowb. Panama, ome bres) 
84. Columbella (Seminella) gracilis, Pease. Polynesia, x 1X9 
85. Columbella (Conidea) tringa, Lam. New Caledonia, ete, 179 
86. Columbella (Conella) Philippinarum, Rve. Philippines, 179 
87. Columbella (Strombina) lanceolata, Sowb. Panama, . 179 
88. Columbella (Amycla) dermestoidea, Lam. W. Indies, 179 
89. Columbella (Astyris) Clausiliforme, Kiener. . z'Itd 
90. Engina trifasciata, Reeve. Philippines, s 179 
91. Engina (Pusiostoma) mendicaria, Lam. Philippines, . 180 
92. Columbellina ornata, d’Orb. Cretaceous, France, 180 
93. Amphissa corrugata, Reeve. California, —. . 180 
94. Columbella (Meta) coniformis, Sowb. Philippines, « 199 
95. Columbella (Mitropsis) fusiformis, Pease. Polynesia, 179 
PLATE 57. 
96. Cancellaria cancellata, Linn. W. Africa, 180 
97. Cancellaria (‘Trigonostoma) tuberculosa, Sowb. Peru,. 181 
98. Cancellaria (Aphera) tessellata, Sowb. W. Coast Cen- 
tral Am., . : ; : . 181 
99. Cancellaria (Euclia) solida, Sowb. Real Llegos, - 181 
100. Cancellaria (Merica) elegans, Sowb. . Philippines,...., 181 
1. Cancellaria (Narqna) clavatula, Sowb. Panama, ; 1s 
2. Cancellaria (Massyla) corrugata, Hinds. Guayaquil, . 181 
3. Cancellaria (Turbinopsis) Hilgardi, Conr. Cretaceous, 
Missiesinpy 5 : . 181 
4. Cancellaria (Morea) cancellaria, Conr. " Cret., Miss., . 181 
5. Admete viridula, Fab. Boreal ‘America, ; ; 181 
6. Admete (Admetopsis) gregaria, Meek. . “Cret., Wtah, . 182 
