Ceecider, xvii., 39. 
Czcum, xvii. 
glabra, xvii., 39. 
trachea, xvil., 39. 
Callochiton, xxiv. 
levis, xxiv., 62. 
Calliostoma, XXil. 
conulus, xxil. 
exasperatum, Xxil., 59. 
granulatum, xxii., 58. 
miliaris, XX1l., 58. 
millegranus, XXil. 
Montagui, xxil., 59. 
occidentale, XX. 
striatum, xxil., 59. 
zizyphinum, xxii., 58. 
Calyptrea, 49. 
chinensis, 49. 
Calyptreide, 49. 
Candidula, ix., 9. 
caperata, ix., 9. 
Capulide, xix., 49. 
Capulus, xix., 49. 
ungarica, x1x., 49. 
Cardiacea, xxvii., xxxi., 82. 
Cardiide, xxvii., xxxi., 82. 
Cardium, xxxi. 
aculeatum, 82. 
echinatum, 82. 
edule, 83. 
exiguum, 82. 
fasciatum, 83. 
nodosum, 83. 
levigatum, 83. 
pygmeum, 82. 
rusticum, 82. 
norvegicum, 83. 
tuberculatum, 82. 
Carychium, xi. 
minimum, xi., 19. 
Cavoliniide, xiii. 
Cecilioides, 17. 
acicula, 17. 
Cephalopoda, vii. 1 
Cephalaspidea, xii., 28. 
Ceratisolen, 92. 
legumen, 92. 
99 
Cerithiida, xvi., 38. 
Cerithium. 
perversum, 39. 
Cerithiopsis, xvi. 39. 
Barleei, xvi. 
costulata, xvi. 
metaxe, XV. 
metula, xvi. 
pulchella, xvi. 
tubercularis, xx., 39. 
Chemnitzia. 
elegantissima, 55. 
fenestrata, 55. 
indistincta, 54. 
rufa, 55. 
Chenopus, xvi. 
Chilotrema. 
lapicida, x. 
Chiton. 
albus, 62. 
cinereus, 62. 
discrepans, 63. 
fascicularis, 63. 
marginatus, 62. 
Chrysodomus. 
Turtoni, xv. 
Circe, xxx. 
minima, 85. 
Circulus, xxi. 
Duminyi, XX1. 
striatus, XX1. 
Clathurella, xiv. 
gracilis, 34, 
linearis, 34. 
purpurea, 34. 
Trevelliana, 4. 
Clausilia, xi. 
bidentata, 16. 
laminata, 16. 
var. albida, 16. 
nigricans, 16. 
rugosa, 16. 
Rolphu, 17. 
Clio, xiii. 
pyramidata, xi. 
Cochicella, ix. 
acuta, 1x. 
barbara, ix., 9. 
Cochlicopa, 1x. 
lubrica, 17. 
tridens, 18. 
Cochlodesma, xxxil., 94. 
preetenuis, 94. 
Columbella, xv. 
Halieeti, xv. 
Columbellide, xv. 
Conchacea, xxvii. 
Conchifera, 64. 
