588 



INDEX OF SUBJECTS. 



Phalanges, reduction in number, 355 



Phascologale dorsal is, teeth, 257 



Pheasant, digits, 393 



Philonthus succicola, double (?) leg, 548 

 ventralis, extra legs, 507 



Phoca barbata, incisors, 235, 236 

 cristata, premolars, 238 

 groenlandica, premolars, 238, 2-40, 



242; molars, 243 

 vitulina, premolars, 238, 241, 

 242; molars, 242 



PJuvnicopterus, brachial plexus, 130 



Phoxinus Icevis, bulldog-headed, 58 



Phratora vitellines, colour-variation, 43 



Phreoryctes, generative organs, 162 



Phyllopertha horticola, extra antenna?, 

 514 



Phyllophorus, tentacles not in multiples 

 of live, 435 



Phyllopteryx, compared with Hippo- 

 campus, 309 



Physa acuta, tentacle bifid, 280 



Picua uiridis, colour-variation, 43; me- 

 dius, brachial plexus, 131 



Pieridae, colours of, 73; eye-spots in, 

 292 



Pig, digits, 381; syndactylism. 387; 

 syndactylism with division of digit V, 

 389 ; cervical auricles, 179 ; cervical 

 fistulas, 180 



Pigeon, cervical vertebras, 33 ; brachial 

 plexus, 134 



Pigments, definite variations proper to 

 certain, 43; nature of yellow, in Pie- 

 ridae, 48. 



Pike, bulldog-headed, 58 



Pilchard, variation in scales, 274 ; sup- 

 posed hybrid with Herring, 275 



Pilumnus, not altered by Entoniscians, 

 95 



Pimelia inter stitialis, extra legs, 498 

 scabrosa, extra antennae, 523 



Pinnipedia, Teeth, 235—243 



Pipa, spinal nerves, 141 



Pithecia, absent molar, 208 



sa tanas, syndactylism in, 356 



Pityophis, axial duplicity, 561 



Plaice, symmetrical spotting of blind 

 side, 467 



Plant, compared to the body of Man, 29 



Platycerus caraboides, extra legs, 507 



Platyonychus, not altered by Entonis- 

 cians, 95 



Platysomatichthys, 471 



Pleuronectes, pigmentation of blind side, 

 467, 471 



Plume moths, repetition of pattern in 

 wings, 26 



Pluteus, double, 35 



Podargus, brachial plexus, 131 



Pcecilogale, 232 



Pointer, teeth, 221 



Polian vesicles, variation in number of, 

 434, 435 



Pollex, duplicity in, Man, 349 ; Bogs, 



401 

 Polyarthron, variation in number of an- 



tennary joints, 412 

 Polychaeta, axial duplicity in, 564 

 Polydactylism, Cat, 312; Man, 324; 

 Macacus, 340; Hylobatcs, 346; Simia, 

 349; irregularcasesinMan,353 ; Horse, 

 360—371 ; Artiodactyla, 373 

 Polydesmus, mode of increase in number 



of segments, 93 

 Pohjodontophis, vertebrae, 123 

 Polyphylla decemlineata, extra antennae, 



518 ' 

 Polyplectron, eye-spots, 449, 450 

 Polyzoa, division of embryos, 556 

 Poppy, Iceland, colour- variation, 46; 



Horned, colour- variation, 47 

 Porania, 4-rayed specimen, 440; irregu- 

 lar division of an arm, 440 

 Portunion, change in Carcinus produced 



by, 95 

 Portunus puber, extra parts on chela, 



535; not altered by Entoniscians, 95 

 Potorous, teeth, 358 

 Premolars, nomenclature, 199 



supernumerary, Brachy teles, 

 205; Ateles, 206; Mycetes, 

 208; Canidae, 212—214; 

 Felidae, 225 ; Herpestidae, 

 229; Mustelidae, 231—234; 

 Phocidae, 237—242; Cer- 

 vus, 246; Phalangeridae, 

 248; Phascologale, 257 

 absence of, Canidae, 214 — 

 216 ; Felidae, 224 ; Herpes- 

 tidae, 229; Mustelidae, 231 

 —234 ; Phocidae, 237—242 

 apparent division, Brachy- 

 teles, 205; Canidae, 213; 

 Dasyurus, 255; Phocidae, 

 237 

 displacement and other va- 

 riations, Simia, 201 

 Pbionus, supposed development of elytra 

 as legs, coriarius, 148 

 variation in number of anten- 

 nary joints, imbricomis, 411, 

 Jissicornis, 412 

 extra legs, coriarius, 488, 512, 

 califomicus, 544, 557, cori- 

 aceus, 548 

 double (?) antenna, 551 

 double (?) legs, califomicus, 544 

 Procercea, double tail, 564 

 Protozoa, sujjposed relation to Metazoa, 



35 ; duplicity, 566 

 Pseudochirus, premolars, 250, 255; in- 

 cisors, 248 

 Pterostichus, extra legs, lucublandus, 512; 

 miihlfeldii, 485; prevostii, 512; dou- 

 ble (?) antenna, planipennis, 550 

 Ptinus latro, extra legs, 512; extra an- 

 tennae, 522 



