Cerion 



Index to the Nautilus 



Chaetopleura 



Cerion uva 8: 132 



viaregis 33: 143 

 Cerithidea californica 10 : S2. 11 : 90, 16 : 

 41. 21: 65, 28: 27, 28: 82, 29: 

 130,31: 103 



cornea 12: 2 



hyporhyssa 19: 133 



iostonia 21: 70 



piillata 19: 133 



sacrata 10: 93, 13: 24, 19: 133 



scalariforniis 3 : 1 1 5, 6 : 40, 8 : 79- 

 80, 13: 53 

 cerithidioide, Bittium 15: 127 

 cerithina, Tercbra 21 : 125 

 Cerithiopsis alcima 27: 27 



anaitis 31: 72 



ara 25 : 24 



assimilata 18: 19, 25: 74 



bilineata 12: 53 



carpenteri 27: 27, 29: 130, 31: 103 



columna 16: 41 



cosmia 25: 74, 28: 82 



emersoni 13: 53 



fluviatilis 21: 10 



greenii 3 : 1 15, 10 : 39, 32 : 93, 33 : 1 14 



Helena 31 : 72 



interfossa 21 : 43 



metaxae 12: 53, 16: 41, 21: 65, 22: 

 136 



minima 12: 53 



movilla 25: 24 



munita 16: 41. 21: 43 



pedroana 27: 27, 28: 82, 29: 130, 

 31: 103 



pesa 25: 24 



purpurea 21 : 43 



regularoides 21: 9 



stepliensae 33: 24 



terebrans 3: 115, 29: 110 



tuberciilala 12: 53. 16: 41, 18: 19, 

 21: 43, 21: 65. 22: 136 



vanhyiiingi 32: 107 



virgiiiica 28: 84 

 Cerithiimi albocoapertum 17: 129 



algicola 10: 122. 34: 123 



atratiim, 3: 26, 3: 115, 4: 96, 5: 

 67, 8: 79, 33: 6 



branneri 30: 70 



brazieri 8: 17, 8: 67 



caudatiim 34: 123 



conradi 7: 38 



degeneratnni 8: 132 



eburneuni 4 : 96 



fairbanksi 17: 12 



ferrngineum 4: 96, 17: 129 



floridaniini 6: 39, 11: 32, 12: 143, 

 13: 53, 33: 6, 34: 123 



Cerithiuni fremonti 33: 121 



gemmatum 26: 143, 32: 24 



guiniaciim 21: 23 



interniptum 32: 27 



isocardia 8: 80 



literatum 10: 122, 11: 32. 12: 143, 

 17: 57. 19: 55. 27: 120. 34: 123 



macros torn a 8:17 



maciilosum 26: 143 



mediterraiieum 12: 53. 22: 132 



minimum 4: 24. 4: 96. 5: 67. 6: 40, 

 11:32-3.12: 143, 13:53. 17: 129 



moenensis 27: 120 



muscarum 1: 53, 6: 40. 8: 79. 11: 

 32. 12: 143, 13: 53, 34: 124 



nigrescens 17: 129 



nigricans 8: 79 



pilsbryi 7: 38, 7:51 



rupestre 12: 53. 24: 101 



scalariformis 33: 6 



semiferrugineum 34: 123 



septemstriatum 17: 129 



serratoides 7: 99 



stantoni 21: 22 



tenerum 32: 62, 33: 122 



tenuis 8: 132 



imcinatum 26: 143 



variabile 10: 122. 27: 59. 17: 129 



versicolor 4 : 96 



vulgatum 22: 132. 24: 101 

 Ceronia. 2: 89 



arctata 2: 89. 10: 16. 21: 74 

 Cerostoma. foliatum 5: 57. 7:72.9: 103, 

 11: 53. 24: 30. 26: 134 



nuttalli 12: 9. 12: 89, 16: 40 

 cernica. Cypraea 3: 10, 26: 98, 33: 92 

 cernica, Physa 23: 70 

 cerittensis, Aligena 32: 24 

 cerittensis, Nassa 28: 82 

 cerrosiana, Tellina 14: 120 

 cerrosensis, Trophon 5: 47 

 cervina, Tethys 23: 132 

 cervinetta, Cvpraea 19: 76. 22: 125, 26: 



123, 27: 8 

 cervinetta, Nitidella 30: 26 

 cervus. Conns 22: 36. 26: 75 

 cervus, Cypraea 3: 10. 27: 8, 34: 123 

 cestus. Achat inella 33: 89 

 cestum. V'asum 26: 143 

 ceylonica, Trochoinorpha 6: 125 

 ceylonica. Trimcatella 12: 17 

 ceylonensis. Triton 27: 55 

 chadwicki. Polygyra 21: 37. 23: 82 

 Chaenaxis. 20: 108 

 Chaetopleura. 7: 107. 8: 45 



apiculata 13: 130. 21: 99. 29: 110 



armillala 11: 8 



158 



i 



