Crculus 



Index to the Nautilus 



Clausa 



circuliis. Ohovaria 14: 79. 15: 81. 22: 



93. 23: 13-14. 23: 119. 24:95 

 circulus. Unio 4 : 2 1 . 4 : 1 37 . 6 : 43. 13 : 23 

 circumcarinata. Cancellaria 18: 124 

 circumcarinata. Helix 15: 130 16: 61 

 circumcarinata. Hpiphragniophora 11: 



48. 14:41. 16:62-3. 16:83 

 circiiincincta. Cancellaria 4: 36. 7: 101 

 circumcincta. Sitala 15: 63 

 circiimcincta. Terebra 21: 125 

 circumdata. Microcystina 16: 55 

 circnmlineata. Goniobasis 13: 66 

 circumscriptiis. Arion 18: 91. 22: 98, 



32: 106 

 circumstriata. Sonorella 19 : 7 1 

 circumstriata. \'itrea 25: 125. 31: 115 

 circumstriatus. Halistylus 11: 7, 12: 47 

 circumstriatus. Planorbis 9: 54 

 circumtexta. Ocinebra 2: 68. 3: 81. 7: 

 72. 9: 16. 12: 89. 14: 115. 16: 40, 17: 

 67-8, 21: 41 

 circumtextus. Murex 21: 41 

 cirratus. Planorbis 33: 118 

 cirrus. Planorbis 33: 118 

 Cistella. 14: 44 



barrettiana 7: 104 

 woodwardiana 7: 104 

 cisternina. Amnicola 34: 39 

 Cistula limbifera 32: 88 

 catenata 26: 105 

 radiosum 34 : 44 

 cithara, Voluta 34: 131 

 citrina, Acanthodoris 23: 101 

 citrina, Cypraea 15: 83 

 citrina. Nanina 10: 63 

 citrina. Oliva 28: 1 14. 29: 70 

 citrina. Partula 6: 74 

 citrina, Tylodina 9: 78 

 citrinum, Cardium 7: 105 

 citrinus. Modiolus 27: 143 

 claibornensis, Coralliophaga 11: 135 

 claibornensis. Lampsilis 18: 135. 20: 53 

 claibornensis. Oryctoma 11: 135 

 claibornensis. Pisania 22: 98 

 claibornensis, Unio 24 : 1 35 

 Clanculopsis cingulata 12: 55 

 Clanculus consobrinus 7: 60 

 cuchelioides 7 : 60 

 pallidus 17: 71 

 rosea 22: 133 

 clandestina. Cypraea 26: 78 

 clandestina. Marginella 12: 52 

 clappi. Bifidaria 22: 108 9. 22: 127, 26: 



15. 29: 91 

 clappi, Clappia 22: 89. 33: 140 

 clappi, Gastrodonta 12: 86. 12: 99, 14: 

 51, 14: 58, 15: 37 



clappi. Helicina 21: 102, 21: 104. 23: 



89-90. 26: 18-21. 26: 32-4 

 clappi. Helix 11: 74 

 clappi. Labyrinthus 15: 34 

 clappi. Oreohelix 18: 53. 19: 71 

 clajjpi. Pleurodonte 15: 34, 15: 37 

 clappi. Polygyra 11: 93 

 clappi, Punctum 11: 133, 11: 142 

 Clappia. 22: 89 



clappi 22: 89. 33: 140 

 Clara. Circinaria 15: 134. 33: 139 

 clara, Cypraea 1: 34 

 Clara. Hirasiella 15: 142. 16: 137 

 clara. Led a 7: 113 

 clara. Partula 6: 75 

 clara. Pleurobema 14: 79 

 clarkeana. Corbula 22: 74 

 clarkeana. Pleiirotoma 14: 79 

 clarkei. Amnicola 31: 45, 31: 88 

 clarkei. Terebra 26: 75 

 clarkensis. Pecten 30: 68 

 clarki. Epitonium 34: 115 

 clarki. Polvgvra 12: 98. 12: 100, 14: 



54 

 clarkiana, Bathytoma 28: 64 

 clarkii. Caecum 32: 76 

 clarkii. Polvgvra 11: 92. 11: 95. 14: 51, 



25:120 

 claromphalos. Epiphragmophora 13: 18 

 clathrata. Daphnella 18: 19 

 clathrata. Ricinula 27: 79-80 

 clathrata. Tryonia 7: 35. 12: 122 

 clathrata. Voluta 33: 134 

 clathratula. Scala 20: 127 

 clathratus. Ischnochiton 21 : 5 1 . 22 : 136, 



27: 28 

 clathratus. Littorina24: 101 

 clathratus, Triton 27: 55 

 clathratus, Trophon 12: 73. 17: 110 

 Clathrodon 8: 27 

 Clathrodrillia diegensis 34: 115 

 clathrus. Scala 3: 106 

 elathrus. Truncatella 14: 130, 21: 103. 



26: 31. 26: 33-4. 31: 54 

 Clathurella aflinis 16: 41 



canfieldi 21 : 40 



conradiana 22: 38 



linearis 24: 83 



lowei 17: 132. 18: 19 



plicata 3: 1 14 

 clausa. Goniobasis 18: 39 

 clausa. Helix 5: 132. 6: 16. 6: 77 

 clausa. Mesodon 7: 33. 7: 68, 7: 136 

 clausa. Natica21: 143, 22: ?>S. 24: 31. 



25: 105. 26: 135, 31: 98. 33: 25 

 clausa. Polvgvra 9: 89, 11: 95. 12: 36, 

 14: 31. 14: 55, 14: 75. 20: 34. 23: 82. 



164 



