Sonorina 



Index to the Nautilus 



Sphaerium 



Sonorina. 9 : 114 



sophiae. Cypraea 3: 10 



soqviela. Epiphragniophora 19: 41 



soqnela. Helix 19: 41 



sordida. Marginella 29: 139 



sordidula. Urocoptis 26: 66 



sordidus, Hulimiihis 7: 26 



soror, Achatinella 25: 15 



soror, Diplodonta 7: 107. 14: .i4 



soror. Lucina 7 : 115 



soror. Pleurodonte 15: 102. 16 : 1 . 16: 4 



sororcula, Ganesella 15: 116 



sororcula. Kaliella 17: 107. 22: 45 



sororcula, Obba 22: 47 



sotoensis, Adeorhis 24: 74 



sotoensis, Cancellaria 22: 74 



souleyetiana, Tellina 1: 52 



southalli, Cokeria 29: 133 



soiithwicki, V'olvaria 17: 128 



sowerbyana, Arangia 27: 11 



sowerbyana, Oviila 26: 114 



sowerbyana, Physa 10: 78 



sowerbyana. Urocoptis 27: 11. 28: 134 



sowerbyaniis. Chiton 17: 59 



sowerbyi, Achatina 12: 92 



sowerbyi, Cypraea 22: 125 



sowerbyi, Oliva 28: 114 



spadicea, Cvpraea 3: 144. 4: 54. 4:71, 



7: 133. 10: 57. 11: 43. 16: 41. 17: 



67. 21: 65. 22: 126. 27: 29. 29: 131, 



31: 104, 33: 65 

 spadicea, Luponia 3: 144. 4: 54 

 spadix, Cypraea 11: 123 

 spaldingi, Achatinella 34: 109. 34: 111 

 spaldingi, Amastra 25: 16 

 sparta. Tractolira 10: 48. 20: 130 

 spartenburgensis. Goniobasis 17 : 33 

 Spartocentruni. 9:51 

 sparus. Unio 18: 57 

 Spatha. 7: 20, 10: 24. 24: 130 



kamerunensis 24: 38-9. 24: 107, 



24: 130, 27: 85, 31: 77 

 iiatalensis 31 : 77 

 wahlbergi 31: 77 

 spathulata, Congeria 25: 95 

 spathulata, Ostrea 28: 1 

 spatulatus. Unio 1: 63. 1: 74, 5: 2, 6: 43, 



6: 46, 7: 69, 10: 36. 11: 122. 13: 5. 



13: 35 

 spathulifera, Riciniila 27: 80 

 spathiiliferiis. vSpotidylus 34: 121 

 speciosa, Glandina 14: 5 

 speciosa, Quadriila 15: 39. 23: 140 

 speciosa, Riciiuila 27: 79-80 

 speciosum. Eucalodiurn 12: 11 

 speciosus, Barbala 12 : 93 

 speciosus, Ischnochiton 8: 129 



speciosus, Unio 12: 93. 10: 107. 15: 79 

 spectabilis. Corolla 3: 31 

 spectrum, Acmaea 5: 57. 7: 71, 9: 42, 

 10: 56. 11: 53. 21: 45. 21: 66. 24: 125, 

 27: 27. 28: 14. 28: 27 

 spelaea. Vitrca 9: 27. 11: 130 

 spelta, Aniphiperas 24: 101 

 spelta, Ovula 22: 135, 26: 114 

 speluncae. Holospira 12: 12 

 spengleriana, Pleurodonte 15: 137, 15: 



141 

 spenglerianus. Turbo 26: 46 

 Sphenia californica 21: 21. 25: 75 

 spheniopsis. Quadrula 15: 50 

 spheniopsis. Unio 15: 52 

 sphenorhynchus. Unio 27: 15 

 Sphaerella tumida 14 : 35 

 sphaerica, Calyculina 16: 93 

 sphaerica. Quadrula 23: 103 

 sphaerica. Unio 24: 135 

 sphaericula, Batissa 12: 2 

 sphaericum, Sphaerium 4: 40. 6: 66 

 sphaericum, Pisidium 26: 8. 28: 20 

 sphaericus, Unio 13: 80 

 Sphaeriidae. 17: 48. 17: 94 

 Sphaerium. 2: 48-9. 3: 68 



acuminatum 26: 139.29:80,29: 94 



amphibium 29: 47. 29: 124 



argentinum 12: 46 



aureum 6: 55. 16: 91. 22: 142 



con tract um 4: 5. 4: 40 



corneum 12: 118. 14: 142 



crassum 14: 140 



croceum 6: 66. 4: 40 



cubense 3: 19 



deformis 3: 22. 4: 40. 16: 18 



dentatum 9: 98 



elevatum 4: 40. 10: 107 



emarginatum 6: 66, 12: 118 



fabale 6: 66. 7: 139, 14: 71, 14: 79 

 19: ^2. 20: 98. 27:82 



tlavum 6: 66. 12: 118 



florissantense 20: 132 



forbesi 20: 21 



fragilis 5: 120 



hendersoni 20: 69. 33: 105 



jayanum 2:48.6: 140,9: 128,13:4 



lenticula 5: 120 



lilycashense 12: 65, 13: 30 



liiieatum 23: 142 



nubile 9: 98. 9: 102, 12: 118 



occidentale 2: 49-.S0. 6: 66, 7: 69, 

 4: 40. 7: 129. 9: 6. 9: 98, 10: 29 

 12: lis. 13: 30. 14: 142, 19: 27, 

 19: 32. 20: 98. 22: 120. 23: 67, 

 26: 6. 26: 64, 27: 54, 28: 9, 30: 

 95. 33: 17 



378 



