INDEX. 



293 



obeliscus, Mitra 243 



Turbonilla 76 



obesa, Ancilla 35,222 



obliquata, Area 230 



oblonga, Bullina 231 



Lutraria 241 



obscurus, Conus 235 



Trochus 254 



obsoleta, Venus 255 



obtecta, Patella 246 



obtusa, Ancilla 34,222 



Basterotia 230 



Columbella 234 



Fissurella 239 



Siliquaria 250 



ocellata, Cypraea 236 



ocelliferus, Fusinus 47,222 



Ocinebra natalensis 245 



Octopus argus 245 



vulgaris 245 



octosectus, Petaloconchus 247 



oculus, Patella 142,226 



Siphonaria 11 



Odostomella S5 



robusta 245 



Odostomia 85 



acrifa 91, 224 



aethra 89,224 



agana 87,224 



angasi 245 



arflca 86,224 



carifa 87,224 



chitonicola 245 



cifara 90,224 



farica 85 



flcara 88,224 



gea 90,224 



icafra 92,224 



iraf ca 91 , 224 



lavertinae 89, 224 



lucida 89,224 



rifaca 88, 224 



turtoni 86,224 



olearium , Cymatium 94, 224 



Oliva bulbosa 245 



caerulea 245 



capensis 245 



dactylic-la 246 



elegans 246 



nana 246 



paxillus 246 



picta 246 



scitula 246 



truncata 246 



olivacea, Cyrena 237 



Olividae 34 



Ommatostrephes oualaniensis 246 



Onchidium burnupi 246 



Oncidium peroni 246 



Oniscia macandrewi 246 



oniscus.Ischnochiton 178,226 



Trivia 98, 224 



Onithochiton alveolatum 245 



isipingoensis 249 



operta, Tethys 253 



optima, Ancilla 229 



Cuspidarla 236 



Page. 



orbicularis, Metis 206, 228 



ordinaria, Ancilla 229 



Tellina 252 



oreada, Triphoris 103, 224 



Orinella 71 



ornata, Kalinga 240 



Marginella 36, 222 



Psamrnobia 248 



ornatus, Trochus 254 



Orthodonta 11 



oryza, Trivia 254 



Oscaniella nigropunctata 246 



Oscaniopsis pleurobrancheana 246 



osculata, Ancilla 35, 222 



Ostrea 185 



algoensis 185, 227 



cucullata 246 



echinata 246 



lacerata 246 



lentiginosa 246 



parasitica 246 



prismatica 246 



pusio 246 



rosacea 246 



rufa 246 



senegalensis 246 



tuberculata 246 



Ostreidae 185 



oualaniensis, Ommatostrephes 246 



ovalina, Mactra 241 



ovalis, Aligena 202, 227 



Nuculina 245 



Purpura 249 



Sunetta 203, 227 



ovata, Area 230 



Assiminea 135, 225 



Ovula carnea 246 



ovula, Cypraea 97, 224 



ovulata, Cypraea 236 



oweni, Donax 238 



Oxynoe 9 



natalensis 9 



pellucidus 246 



Oxynoeidae 9 



Oxystele 151 



merula 151,226 



sagittifera 152, 226 



tabularis 153, 226 



tigrina 151, 226 



Palio capensis 246 



pallida, Ianthina 240 



Psamrnobia 248 



Tritonia 254 



Paludina knysnaensis 246 



palustris, Pyrazus 249 



Pandora dissimilis 246 



similis 246 



Panopea natalensis 246 



Paphia 204 



disrupts 204 



papilio, Chaetopleura 233 



papilla, Nerita 245 



papillaris, Eburna 34, 222 



papillata, Sepia 250 



papyracea, Cominella 48,222 



papyraceum, Cardium 232 



