INDEX. 



181 



Parkinsonia, 169, 170 i 

 Patella, 124, 136, 143 

 Patellina, 23 



Pecten, 128, 131,132, 133, 134, 

 136, 138 . ! 



Pelanechinus, 73 



Pelecypoda, 126 



Pelmatozoa, 67 



Pemphix, 99 



Penaeidea, 98 



Penaeus, 98 



Peneroplis, (fig.) 21 



Pennatula, 49 



Penneretipora, 120, 121 



Peiitaceros, 69 



Pentacrinus, 62, 63 



Pentagonaster, 69 



Pentainerus, 112 



Pentephylhim, 67 



Perforata, 50 



Pericyclus, 165 



Periechocrinus, 62 



Perisphinctes, 170 



Perna, 133, 134 



Peronidella, 32, (fig.) 39 



Phacops, 85 



Phaeodaria, 26 



Phanerotinus, 139 



Pharetronidae, 31, 32 



Pharetrospongia, 32, 40, 41 



Phasianella, 127 



Phillips, J., 9,134 



Phillipsia, 85, 86 



Pholadomya, (fig.) 130, 131, 

 137 



Pholas, 12, 123, 129, 133 

 Phragmoteuthis, 175, 176 

 Phryganea, 108 

 Phyllocarida, 95 

 Phylloceras, (fig.) 168, 170 

 Phyllopoda, 93 

 Physa, 134 

 Pictetia, 173 

 Piloceras, (fig.) 148, 158 

 Pinacoceras, 166 

 Pinna, 131, 133, 136, 139 

 Pisidium, (fig.) 128 

 Pitharella, 131 

 Placenticeras, 170 

 Placocystis, 65 

 Placosmilia, 57 

 Planorbis, 124, 129 

 Platyceras, 139, (fig.) 140, 



142 ! 

 Platycrinus, 62 

 Plectoderma, 39 

 Plectospongidae, 34 

 Plectroninia, 42 

 Plesioteuthis, 157, 176 

 Pleurocera, 134 

 Pleurodictyum, 53 

 Pleuromya, 135 

 Pleuronautilus, 163 

 Pleurotomaria, 131, 133, 135, 



136, 137, (fig.) 138, 143 ; 

 Plinthosella, (fig.) 37 

 Plocosyphia, 35, 40 

 Podocrates, 100 

 Pollakidae, 34 

 Pollicipes, 95 

 Polychaeta, 76 

 Polymorphina, 20, (fig.) 21 

 Polyplacophora, 124 

 Polypora, 120 



Polystomella, 20, (fig.) 21, 24 

 Polytropina, 140 



Polyxenus, 104 

 Polyzoa, 116 

 Pomatias, 128 

 Porifera, 29 

 Poritidae, 57 

 Porosphaera, 32, 41 

 Portunus, 103 

 Posidonomya, (fig.) 139 

 Poterioceras, 159 

 Prearcturiis, 96 

 Preatya, 99 

 Prestwichia, 89 

 Productus, 111, 115 

 Proetus, 86 



Progonoblattina, (fig.) 106 

 Prolecanites, 165 

 Pronorites, (fig.) 164, 165 

 Proparia, 85 

 Proplanulites, 169 

 Prosobranchia, 125 

 Prosopon, 101 

 Protaster, 70 

 Proteroblastus, 65 

 Protocardia, 133, 134, 135 

 Protocaris, 93 

 Protocrinus, (fig.) 64, 65 

 Protospongia, 39 

 Protospongidae, 34 

 Protosycon, 32 

 Protozoa, 14 

 Protremata, 113 

 Pseudoastacus, 100 

 .Pseudodiadema, 73 

 Pseudoglyphaea, 99 

 Pseudogryllacris, 107 

 Pseudomelania, 135, 136 

 Pseudomonotis, 136 

 Pseudosirex, 107 

 Psiloceras, 167 

 Psoitis, 76 



Pterinaea, (fig.) 140 

 Pterocera, 135, 136 

 Pteroperna, 136 

 Pteropoda, 125, 144 

 Pterygotus, 87, 88 

 Ptilodictya, 117, 120 

 Ptilopora, 120 

 Ptychites, 166 

 Ptychoparia, 86 

 Ptychophyllum, 53 

 Pulmonata, 125 

 Pupa, 128 

 Purpurina, 136 

 Purpuroidea, 136 

 Puzosia, 171 

 Puzzuoli, 12 

 Pyrula, 131 

 Pygurus, 75 

 Pygope, 115 

 Pygocephalus, 96 

 Pygaster, 74 

 Pycnophlebia, 107 



QUINQUELOCULINA, (fig.) 

 21 



RADIOLARIA, 15, 26 

 Radiolites, 131, 143 

 Rafinesquina, 113 

 Rain-prints, 14 

 Rannilina, 20 

 Raninidae, 102 

 Recapitulation, 165 

 Receptaculitidae, 34 

 Reniera, 38 



Reproduction of Foramini- 

 fera, 24 



J Requienia, 143 



Retiolites, 47 

 { Retrogression, 174 



Reuss, A. E., 19 



Rhabdoceras, 171 



Rhabdomeson, 117 



Rhachiosoma, (fig.) 103 



Rhacophyllites, 166 



Rhinocaris, 95 



Rhizomorina, 37 



Rhizophyllum, 53, 54 



Rhizopoterion, 42, pi. i. 



Rhizostomata, 45 



Rhizostomites, (fig.) 44,: 45 



Rhombifera, 65 



Rhombopora, 120 



Rhopalocoma, 69 



Rhyncholiths, 123, (fig.) 145 



Rhynchonella, 112, 113 



Rhynchopygus, 75 



Ripple-mark, 14 



Rissoa, 138 



River-crabs, 103 



River-prawns, 99 



Rock-forming echinoderms, 

 76 



Rock-lobster, 99 

 Rostellaria, 130, 132 

 Rotalia, (fig.) 16, (fig.) 21 

 Rotaliidae, 20 

 Rotaliinae, 20 

 Rowe, A. W., 75 

 Rudistae, 143 

 Rugosa, 51 



SACCAMMINA, 19, 23 

 Salenia, (fig.) 73 

 Salicornaria, 122 

 Salter, J. W., 10, 85 

 Salterella, 78, 141 

 Sand-crabs, 102 

 Sand-stars, 70 

 Sao, 86 

 Say, T., 144 

 Scalpellum, 95 

 Scapheus, 99 

 Scaphites, 171, (fig.) 172 

 Scaphopoda, 125, 127 

 Schizophoria, 110 

 Schizopoda, 96 

 Schizoporella, 121, 122 

 Schloenbachia, 170 

 Schlotheimia, 170 

 Schmidtia, 112 

 Schrammen, A., 42 

 Schuchertia, (fig.) 69 

 Scilla, A., 8 

 Scolithus, 78 

 Scorpionida, 89 

 Scrobicularia, 128 

 Scudder, S. H., 108 

 Scylla, 103 

 Scyllaridae, 99 

 Scyllaridia, 100 

 Scyllarus, 100 

 Scyphocrinus, 62 

 Scyphozoa, 43, 44 

 Sea-cucumbers, 76 

 Sea-lilies, 58 

 Sea-pen, 49 

 Sea-urchins, 7l 

 Seliscothon, (fig.) 37 

 Sepia, 154, (fig.) 155, 175 

 Septaria, 13 

 Serpula, 79 

 Serpulites, 78 



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