INDEX 



1111 



Pfluger, E. 974 



Phagocytosis 360 



Phascura 642 



Phase-beauty 194 



Phasianella 772, 816 



Phatnaspis 728 



Philip, H. F. 48 



Philipsastraea 514 



Philolaus, 1097 



Phormosoma 947 



Phractaspis 730 



Phvllophorus 718 



Phyllotaxis 912 



Phylogeny 340, 413, etc. 



Picken, L. E. R. 404 



Pike, F. H. 950 



Pileopsis 814 



Pinaeoceras 817 



Pine-cone 515, 916 



Pinna 1061 



Pirondin?, G. 813 



Pisum 223 



Pith of rush 547 



Pithecanthropus 1085 



Pituitary body 264 



Placuna 166 ' 



Plaice 195, 213, 229, 1088 



Planaria 282 



Planck, Max 21 



Planorbis, 803, 813, 816 



Plateau, Felix 38, 385; Joseph 71, 

 332, 351, 368, 373, 398, 465, 475, 

 496, 549, 563, 596, 712, 710 



Plato 2, 152, 695, 724, 1026, 1097 



Platonic bodies 724, 734 



Plerome 464 



Pleurocarpus 460 



Pleurotomaria 777 



Pliny 527, 749 



Plutarch 1026 



Pluteus larva 648 



Podocoryne 559 



Podocyrtis 718, 721 



Poincare, Henri 21, 108, 284, 1028 



PoiseuiUe, J. L. M. 956 



Poisson, S. D. 89, 118 



Polar furrow, 487 



Polarity, morphological 280 



Polistes 488, 526 



Political arithmetic 90 



Pollen 67, 630 



Polyhalite 667 



Polyhedra 550, 732, etc. 



Poly prion 1063 



Polyspecmy 335 



Polytrichum 576 



Poraacanthus 1062 



Ponder, Eric 436, 438 



Ponderal index 194 



Pony, Shetland 268 



Popoff, M. 60, 456 



Poppy seed 564 



Population 142 



Porcelain, crackles in 523 



Porchet, M. S. 256 



Portier, Paul 248 



Potamides 813 



Potassium 459 



Potter's wheel 392 



Pottery, Roman 415 



Potts, R. 246 



Pouchet, G. 648 



Poulton, Sir E. B. 958; E. P. 95 



Powell, B. 544 



Prenant, A. 293, 299, 323, 456, 459; 



Marcel 670 

 Preston, F. W. 521; R. D. 403, 743 

 Price, A. T. 967 

 Price-Jones, C. 819 

 Priestley, J. M. 223, 471, 480, 495 

 Pringsheim, N. 601 

 Prismatium 718 



Probability, theory of 20, 118, 136 

 Procetus 1024 

 Productus 829 

 Protococcus 80, 406, 477 

 Protohippus 1080 

 Przibram, Hans 165, 194, 216, 275, 



278, 360, 858; Karl 75, 76 

 Psammobia 1061 

 Pseudopriacanthus 1063 

 Pteranodon 1069 

 Pteridophora 267 

 Pteris, antheridia of 643 

 Pteropods 832 

 Pucraria 159 

 Puget, M. 512 



Pulvinulina 750, 766, 858, 863 

 Pupa 808 



Purkinje, J. E. 290 

 Putter, A. 56, 222, 360, 747 

 Pyrosoma, egg of 602 

 Pythagoras 2, 759, 1026, 1097 



Quadrant, bisection of 580 



Quadrula 702 



Quagga 1090 



Quastel, J. H. 449 



Quekett, J. T. 654 



QuetelH>r A. 89, 95, 136 



Quincke, H. H. 322, 'S31, 359, 418, 447, 



502, 579, 659 

 Quirang, D. P. 203 



Rabbit, growth of 117, 187; skull of 



1077 

 Rabelais 5 

 Rabl, K. 60, 487 

 Radau, M. 38 

 Radiolaria 694 



