Obsoleta 



[ndex to the Nautilus 



Ocinebra 



obsoleta, Triodopsis 25: 7 ( > 

 obsoletum, Cyclostoma 16: 82 

 obsoletus, Potamolithus 10: 80 

 Obstricta, Helix 6: 77. 8: L04 

 obstricta, Polygyra 7: 139-40, 11: 95, 



14: 75. 16: 127. 20: 34. 25: 60, 25: 



124 



obstricta. Triodopsis 7: 34, 25: 60 

 obstructa, Planorbula 13: 139 

 obstructa, v Segmentina 20: 108, 21: 78, 



27: 135, 34: 46 

 obtusa, Amnicola 14: 71, 15: 32 

 bbtusa, Bvthinella 2: 80-1, 4: 53, 4: 



64, 5: 133, 6: 137, 7: 129, 9: 5, 9: 



126. 13: 5, 15: 30-2 

 obtusa, Cancellaria 21: 105 

 obtusa, Cypraea 24: 36 

 obtusa, Isapis 13: 102, 24: 112, 26: 135 

 obtusa, Paludestrina 13: 60 

 obtusa, Paludina 15: 30, 15: 32 

 obtusa, Pupa 9:51 

 obtusa, Pupilla 18: 104 

 obtusa, Tellina 14: 120 

 obtusa, Turbinella 33: 107 

 obtusa, Valvata 14: 71 

 obtusale, Pisidium 17: 43 

 obtusaria, Oliva 28: 97 

 obtusata, Littorina 22: 83, 29: 60 

 obtusatus, Bulimus 10: 46 

 obtusatus, Clavator 16: 80 

 obtusus, Angulus 13: 102 

 obtusus, Fossarus 22: 136 

 obtusus, Somatogyrus 17: 134, 18: 44, 



22: 85, 29: 49 

 obvelata, Cadlina 23: 101 

 obvia, Helix 11: 16 



obvoluta, Helicodonta 28: 11, 33: 108 



obvoluta, Helix 5: 118 



occata, Goniobasis 4: 72, 13: 65-6 



oceidens, Lampsilis 15: 50 



oceidens, Unio 1: 62, 4: 21, 4: 137, 5: 

 62-3, 5: 112, 6: 43, 6: 45, 7: 69, 8: 

 121, 8: 123, 9: 20-1, 9: 128, 10: 106- 

 7, 12: 7-8, 13: 5, 13: 80, 22: 112 



occidentale, Carychium 12: 94 



occidentale, Diplommatina 29: 83 



occidentale, Pisidium 5: 55, 9: 99, 21: 

 20, 24: 46, 30: 95 



occidentale, Sphaerium 2: 49-50, 4: 40, 

 6: 66, 7: 69, 7: 129, 9: 6, 9: 98, 10: 

 29, 12: 118, 13: 30, 14: 142, 19: 27, 

 19: 32, 20: 98, 22: 120, 23: 67, 26: 6, 

 26: 64, 27: 54, 28: 9, 30: 95 



occidentalis, Agriolimax 5: 51, 11: 138, 

 30: 38, 31: 83 



occidentalis, Aporrhais 17: 109, 25: 106, 

 31:58 



occidentalis. Area 7: 105, 12: S3, 19: 



35, 20: 3, 21: 70, 34: 122 

 occidentalis. Bulla 1: 44, 12: 143, 13: 



53, 17: 57, 34: 122 

 occidentalis, Calyculina 20: 43 

 occidentalis, Carychium 4: 109, 8: 63, 



9: 102 



occidentalis, Circinaria 11: 128 

 occidentalis, Helix 32: 63 

 occidentalis, Leuconia 23: 65 

 occidentalis, Limax 5: 56, 17: 9 

 occidentalis, Lucina 7: 114 

 occidentalis, Lymnaea 4: 26, 18: 142 

 occidentalis, Natica 33: 122 

 occidentalis, Planorbis 17: 8 

 occidentalis, Pyramidula 11: 140, 27: 

 105 



occidentalis, Solemya 22: 2 

 occidentalis, Terebratella 18: 20 

 occidentalis, Trochus 6: 49 

 occidentalis, Vaginulus 5: 34 

 occidentalis, Veronicella 8: 21, 8: 50 

 occidentalis, Vertigo 21: 90, 21: 123, 



21: 133, 23: 75, 33: 52 

 occulens, Rissoa 2: 54 (see aculeus) 

 occulta, Helicina 3: 18, 3: 20, 3: 113, 



4: 108, 5: 40, 6: 24, 7: 135, 9: 36, 



10: 118, 11: 46, 14: 53, 14: 128, 19: 



58, 19: 63, 20: 47, 23: 96, 28: 17, 



30: 64, 30: 66, 34: 63-4 

 occulta, Urocoptis 26: 56 

 occultus, Helix 7: 78 

 occultus, Unio 1: 51, 6: 114 

 Oceanida, 24: 56 



graduata 24: 56-7 

 ocellata, Alcyna 7: 108 

 ocellata, Leucozonia 6:111 

 ocellata, Nitidella 30: 26 

 ochracea, Acmaea 28: 14 

 ochracea, Lampsilis 18: 65, 18: 67, 22: 



92, 22: 112, 27: 21, 32: 52 

 ochracea, Ostrea 28 : 2 

 ochracea, Tellina 14: 120 

 ochraceus, Unio 1: 62, 8: 121-2, 8: 



131, 8: 140, 8: 143, 10: 23, 21: 31, 



21: 33, 25: 29 

 ochreata, Azara 6:111 

 ochracina, Succinea 19: 41 

 Ocinebra aciculata 12: 52 

 aspera 28: 28, 33: 23 

 atropurpurea 22: 134 

 cala 11 : 7 



circumtexta 2 : 68, 3 : 81 , 7 : 72, 9 : 

 16, 12: 89, 14: 115, 16: 40, 17: 

 67-8 

 edwardsi 12: 52 

 foveolata 13: 29, 22: 134 



301 



