Ricinula 



[ndex to the Nautilus 



Rochefortia 



Ricinula spathulifera 27: 80 



speciosa 27: 79 SO 



violacea 27: 79 80 

 ricinus, Drupa 27: 80 

 ricinus, Mures 27: 79 

 ricinus, Ricinula 26: 77 

 Rictaxis punctocaelata 7: 102, 9: 71 

 riddelli, Pleurobema 28: 31 

 riddellii, Unio 9: 135, 13: 80, 24: 19, 



24: 135 

 rigida, Atrina 11: 25, 12: 143 

 rigida, Cytherea 16: 140-1 

 rigida, Isognoma 34: 127 

 rigida, Paphia 16: 140 

 rigida, Perna 7 : 116 

 rigida, Pinna 34: 129 

 rigida. Tapes 11: 66 

 riisei, Sueeinea 27: 72 

 Rimella, 13: 96 



rimosus, Lemiox 30: 39, 34: 90 

 rimosus, Unio 28: 7 

 Rimnla, 3: 2, 5: 104, 5: 107 



expansa 10: 48 



frennlata 5: 107 

 rimuloides, Schismope 17: 84, 18: 125 

 rimuloides, vScissurella 16: 42 

 rinconensis, Sonorella 27: 135 

 Ringicula auriculata 12: 54 

 ringiculum, Cardium 14: 106 

 riograndensis, Cochliopa 20: 108, 21: 



79, 23: 97, 23: 99 

 riograndensis, Pupa 6: 4, 11: 117 

 riojanus, Odontostomus 17: 104 

 Rissoa aculeus 2: 54, 10: 74, 18: 139 



acutilirata 16: 41, 21: 44, 23: 38 



aequisculpta 16: 41 



albolirata 16: 94 



carinata 17: 110 



eimex 24: 101 



cingulus 5: 51 



compaeta 21 : 65 



epidaurica 23 : 65 



exarata 17: 101 



glabrata 23: 65 



grippiana 21: 136, 22: 136, 25: 74 



incurvata 21: 137 



kelseyi 16: 94 



lactea 24: 101 



minuta 9: 34, 9: 140 



monodonta 22: 132 



pusilla 12 : 53 



reticulata 22: 136 



simplex 12: 54 



stewardsoni 23 : 65 



subeostulata 22: 132 



tumida 21: 137 



turrita 22: 132 



Rissoa ventricosa 24: 101 



venusta 22: 132 



violacea 4: 96, 12: 54 

 Rissoella eburnea 17: 111 

 rissoi, Chiton 12: 55 

 rissoi, Lepidopleurus 12: 55 

 Rissoidae, 2: 81, 2: 90, 3: 47 

 rissoides, Odostomia 12: 52 

 Rissoina aequisculpta 16: 41, 21: 65 



bakeri 16: 9, 16: 41 , 21 : 44, 22: 136 



bruguierei 12: 53, 22: 132 



cancellata 27: 59 



chesnelii 5: 67, 13: 54, 27: 59 



dalli 25: 74 



decussata 27: 59 



infrequens 9: 72, 16: 41 



interfossa 16: 41 



kelseyi 22: 136 



laevigata 28: 59 



neweombei 10: 19, 12: 10, 16: 9, 



33: 24 

 notata 24: 75 

 pulehra 1: 44, 17: 127 

 purpurea 21: 44, 22: 40 

 ritteri, Neaplysia 15: 90 

 ritteri, Tethys 15: 90, 29: 84 

 ritteri, Trivia 17: 85, 18: 20 

 riversiana, Genota 18: 14, 20: 39 

 riversiana, Pleurotoma 20: 39 

 rivicolus, Unio 2: 95 

 rivularis, Ancylus 2: 3, 2: 40, 3: 44, 

 4: 114, 6: 137, 7: 69, 8: 32, 8: 65, 

 8: 116, 8: 138, 9: 139, 9: 141, 11: 122, 

 12: 138, 13: 6, 13: 35, 13: 79, 13: 105, 

 14: 77, 16: 85, 16: 87-8, 17: 25, 18: 

 16-17, 18: 25, 20: 23, 20: 82, 20: 91, 

 20: 98, 23: 93, 25: 28. 25: 142, 30: 31, 

 30: 135, 31: 3, 33: 16 

 rivularis, Ferrissia 32 : 42 

 rixfordi, Micrarionta 33: 53 

 robertsi, Cypraea 22: 125, 24: 36 

 robertsi, Cylindrella 8: 20 

 robillardi Ampelita 16: 67 

 robusta, Ashmunella 19: 70 

 robusta, Petricola 6: 110 

 robusta, Pomatiopsis 21: 97, 32: 41 

 robustaxis, Uroeoptis 25: 44, 25: 79 

 robustum, Cardium 14: 106, 15: 9, 



21: 70, 34: 98, 34: 120 

 robustum, Dinocardium 15: 9 

 robustus, Dendronotus 22: 15 

 robustus, Fusinus 29: 55 

 robustus, Fusus 21: 40, 22: 38 

 Rocellaria ovata 1 : 52 

 Rochefortia aleutica 24: 47 

 grippi 25: 128 

 planulata 32: 91, 33: 114 



361 



