Arionta 



Index to the Nautilus 



Arrosum 



Arionta dtipetithouarsi 7: 71 



kelletii 3: 35 



mormonum 26: 50 



nickliniana 7: 7 1 . 25: 7 1 



ramentosa 11 : 54 



stearnsiana 3 : 35 

 Ariolimacinae 11: 139, 12: 47 

 Ariolimax, 6: 69, 9: 1 1 1 . 11 : 139 



californicus 4: 7, 5: 31, 5: 56, 11: 

 139, 17: 9 



columbianus 5: 92, 11: 139, 14: 71, 

 14: 124, 26: 108, 33: 28 



hecoxi 11: 139 



maculatus 5: 31-2, 11: 139 



niger 5: 32, 17: 9 



steindachneri 14: 71 



straminea 4: 120, 11: 139, 14: 124 



typicus 5:31 

 Ariophanta, 1: 53, 9: 19 



dohertyi 10: 109, 12: 1 



retrorsa 11 : 37 



weyersi 12: 1 

 Ariophantinae, 9: 18, 11: 131 

 aristata, Lithophaga 12: 84, 27: 143 

 aristatus, Myoforceps 13: 131 

 Ariunculus austriacus 13 : 24 

 arizonensis, Epiphragmophora 10: 76, 



11: 34, 11: 59 

 arizonensis, Helicodiscus 22: 104, 30: 

 135 



arizonensis, Holospira 4: 72, 6: 6, 9: 50, 



11: 108, 24: 71 

 arizonensis, Pallifera 30: 119 

 arizonensis, Philomycus 30: 119 

 arizonensis, Pupa 3: 118-19, 6: 4, 6: 



100, 9: 116, 10: 42, 10: 143, 11: 117, 



11: 136 



arizonensis, Vertigo 19 : 130, 34 : 14 

 arkansaensis, Eurynia 29: 66, 30: 54, 

 31: 118 



arkansaensis, Mesodon 4: 13, 4: 131, 7: 

 35 



arkansaensis, Micromya 30: 54, 31: 118 

 arkansaensis, Polygyra 4: 13, 4: 131, 



11: 94, 13: 37, 14: 26 

 arkansaensis, Anculosa 30: 12 

 arkansensis, Mesodon 7: 33 

 Arkansia 25: 97 



wheeleri 25: 98, 31: 121, 34: 141 

 armandi, Limieolaria 14: 43 

 armata, Ividia 16: 41 

 armata, Parthenia 9: 72 

 armata, Tudora 5: 32, 5: 34, 8: 23, 



24: 85-6, 24: 88 

 armata, Voluta 34: 131 

 armathwaitensis, Unio 11: 123 

 armatum, Pisidium 19: 84 



ai matusi Latirus 12: 94 



armifera, Gastrocopta 33: 14, 33: 68, 

 34: 29, 34: 63 I 



armifera, Bifidaria 11: 117, 13: 2, 13: 

 36, 13: 58, 13: 70, 13: 143, 14: 10, 

 14: 30, 14: 76, 14: 86, 14: 93, 16: 

 50, 16: 58, 17: 131, 19: 58, 19: 63, 

 19:96. 19: 135.20:35,20: 101,22:9, 

 22: 50. 22: 52. 22: 65, 22: 104, 22: 

 108-9, 23: 52. 23: 94, 25: 116, 25: 

 124, 26: 91-3. 28: 11. 28: 17, 29: 19, 

 29: 89, 29: 91, 30: 66, 30: 72, 30: 

 135 



armifera, Leucocheila 7: 135 



armifera, Pupa 1: 67, 3: 37-8, 3: 69, 

 95,3: 105,3: 119, 4: 136, 5: 138,6:4, 

 6: 77, 6: 99-100, 7: 33, 7: 69, 7: 

 127. 8: 64. 8: 136, 9: 89, 10: 84, 10: 

 101, 11: 110, 22: 110, 25: 27 



armigera, Angitrema 2: 93, 15: 6, 17: 

 33, 22: 56, 30: 113 



armigera, Bifidaria 22: 56 



armigera, Cornulina 22: 98 



armigera, Helix 2: 64 



armigera, Mesodon 2 : 64 



armigera, Planorbis 1: 21, 13: 6 



armigera, Planorbula 2: 2, 4: 114 



armigera, Polygyra 4: 69, 11: 51, 11: 

 93, 22: 40 



armigera, Segmentina 2: 2, 3: 34, 6: 

 137, 7: 69, 7: 128. 9: 128, 8: 138, 13: 

 113, 14: 70, 19: 3, 19: 28, 20: 23, 20: 

 82, 20: 108, 20: 123-4, 22: 121, 22: 

 32, 24: 62, 24: 69. 25: 67, 26: 65, 27: 

 54, 28: 9, 29: 93, 29: 124. 30: 31. 31: 

 92 



armigerella, Bifidaria 15: 18. 29: 74 

 armigerella. Pupa 6: 100-01 

 armigerus, Helix 5: 56 

 armillata, Chaetopleura 11 : 8 

 armillata, Terebra 32 : 23 

 armillatum, Bittium 16: 41, 22: 136 

 arnhelmi, Epiphragmophora 10: 70, 11: 



54, 11: 59 

 arnheimi, Scaphella 5:111 

 arnheimi, Tonicia 17: 37 

 arnheimi, Voluta 5:111 

 arnoldi, Columbella 20: 26 

 Arnouldia 14 : 82 



nahaensis 14 : 82 

 aroostookensis, Planorbis 8 : 115,8: 126, 



9: 5, 13: 105, 23: 3, 23: 7, 27: 141 

 arrosa, Epiphragmorphora 11: 59, 14: 



144, 22: 40, 25: 17 

 arrosa, Helix 1: 76, 5: 56, 8: 81, 11: 51 

 arrosis, Ostrea 18: 61 

 arrosum. Pisidium 19: 82 



127 



