894 



INDEX. 



Pentacheles 534 2 . 



Pentacrinoid larva Cri- 

 noids 159. 



Pentacrinus 159, 271, 

 300, 301 l , apical 

 nerves 284, attach- 

 ment, 290, body-form 

 271, stem 282. 



Pentactaea 166. 



Pentagonaster 190 l . 



Pentastomida 859. 



Pentastomum 860, 863. 



Pentatoma 769 1 . 



Pentatomidae 692 l . 



Pentremites 311, 312, 

 313. 



Pephredo 784. 



Pepsis 768. 



Pera SO 1 . 



Peracarida 359 1 , 455 1 . 



Pereiopods 522 1 . 



Perennichordata 60. 



Peribolaster 192 1 . 



Peribranchial groove 7. 



Pericardium Balano- 

 glossida 86. 



Pericera 546 1 . 



Pericoma 745 l . 



Periegops 821 l . 



Perignathic girdle 228. 



Perihaemal spaces Ba- 

 lanoglossida 89, As- 

 teroids 179, Crinoids 

 286, Echinodermsl28, 

 Holothurians 260, 

 development in Echi- 

 noderms 145, Echi- 

 noids 231, Ophiurids 

 202. 



Peringueyella 673 2 . 



Perioesophageal sinus 

 260. 



Peripatoides 573. 



Peripatopsis 573. 



Peripatus 551, 573, head 

 and somites 324, 326, 

 eyes 328, affinities 

 551, papillae 535, ap- 

 pendages 554, coxal 

 organs, slime glands, 

 salivary glands 556, 

 nervous system 557, 

 eyes 559, skin 559, 

 tracheae 560, vas- 

 cular system 561, 

 body cavity 561, ne- 

 phridia 562, crural 

 glands 563, gonads 

 564, habits 566, breed- 



ing 567, development 

 569, distribution 573. 



Peripharyngeal band, 5. 



Peripharyngeal cavi- 

 ties Balanoglossida 87, 

 89. 



Periplaneta 667 1 , 667 2 . 



Peripneustic 741. 



Periproct Echinoids 

 210. 



Perischodomus 239 1 . 



Periscyphis 487. 



Perissopus 408 1 . 



Peristomial plates Echi- 

 noids 209. 



Perivisceral cavity 

 Echinoderms 127. 



Perknaster 192 2 . 



Perla 675, 676, 677 l . 



Perlamorpha 670 2 . 



Perlaria 675 1 . 



Peroderma 409 l . 



Peronea 720 2 . 



Peronia 241 l . 



Perophora 38 2 . 



Perophora 714 2 . 



Perophora banyulensis 

 10. 



Perophoropsis 38 2 . 



Petalidium 529 2 . 



Petaloid 213. 



Petalomera 543. 



Petalophthalmus 472. 



Petalosarsia 477. 



Petasma 527. 



Peteinura 529 1 . 



Petiolata 758. 



Petrallus 841. 



Petrarca 435. 



Petrochirus 540 1 . 



Petrolisthes 542 1 . 



Peucetia 826 1 . 



Phaedra 501 1 . 



Phaenna 405 l . 



Phaenoschisma 313. 



Phalacridae 729 *. 



Phalacrocera 746 1 . 



Phalangidea 837. 



Phalangium 837, 838, 

 839, 840, 841, 842 1 . 



Phalangodes 842. 



Phalces 670 2 . 



Phallusia, 27 l , develop- 

 ment of 20, mam- 

 millata 4, 7, gill slits 

 of 10. 



Phaneroptera 673 l . 



Phanerozonia 189. 



Phanodemus 784. 



Phantasis 670 l . 

 Pharia 191 2 . 

 Pharyngodictyon 34 2 , 



pharynx of, 11. 

 1 Pharynx of Tunicata, 



5, 10. 



Phasgonuridea 672 2 . 

 Phasma 670 2 . 

 Phasmodes 673 2 . 

 Phataria 191 2 . 

 Phenax 697 J . 

 Pherusa 501 2 . 

 Phialocrinus 295. 

 Phil. Trans. = Philoso- 



phical Transactions of 



the Royal Society of 



London. 

 Philaenus 697 2 . 

 Philaeus 813. 

 Philanthus 769 2 . 

 Philichthys 408 2 , upper 



lip 396. 



Philodromus 824 2 . 

 Philomedes 390 2 . 

 Philonicus 529 l . 

 Philopotamus 707 2 . 

 Philoscia 487. 



Phimocrinus 293 1 . 

 Phlebotomus 745 l . 

 Phlias500 2 . 

 Phloeothrips 690 l . 

 Phlogius 819. 

 Phoberus 536 l . 

 Pholcomma 823 1 . 

 Pholcus 822 2 . 

 Pholidaster 191 2 . 

 Phoniocercus 807. 

 Phonognatha 823 2 . 

 Phorcus 502 2 . 

 Phoridae 748 2 . 

 Phormosoma 240 1 . 

 Phorodesma 719 1 . 

 Phorodon 699 1 . 

 Phoroncidia 823 1 . 

 Phoronis relation to 



Enteropneusta 114. 

 Phorozooids Doliolum 



59. 

 Phosphorescence 390 1 , 



of Chilopoda 597, 



Copepoda 397, Pyro- 



soma 39, Tunicata 14. 

 i Phosphorescent organs 



Insecta 629, Schi- 



zopods 467. 

 i Photis501 2 . 

 I Phoxaster 189 2 . 

 I Phoxichilidium 784. 



