J'crifUnium 632, - - catcnatum 633, - - diver- 

 gens 632. 

 Periyonimus 637, - - abyssi 6:;7. -- cidaritis 



637, -- gelatinosus 637, -- inflatus 637, 

 - jonesii 637, -- palliatus 637, -- vesto'- 



tes 637. 



Perihamale Riiume (Echinodermata) 144. 

 Perimysium 420. 



Perineurale Raume (E ch i n oder m at a) 144. 

 Periodicitat pelagischer Organismen 72, 459. 

 Periostracum 577. 

 PeriovarialkapseJ 516. 

 Periovarialraum (Mammalia) 516. 

 Peri pat if orm es 351. 

 Peripatus 158, - - capensis 631. 

 Periphere Nerven (Appendicularidae) 



613. 

 Periphere Nervenendigungen ( I n s e c t a) 



723. 

 Periplaneta 118, 247, -- oriental-is 28, 250, 



586, 593. 



Perisarc 303, 339. 

 Perisphaeridae 767. 

 Peristernia 547. 

 Peristom (Infusoria) 76. 

 Peristomales Mesoderm (A m p h i b i a) 320, 



729. 



Peritentacularnerv (Gastropoda) 573. 

 Peritonealepitliel (Ampliibia) 179, (Echi- 



nodermata) 563. 

 Peritoneum (Amphibia) 315, - - (Anne- 



1 i d e s) 153, (I n s e c t a) 290, (V e r - 



tebrata) 129. 

 Pcriirachelius 275. 

 Peritoma 408. 

 P eri t r i ch a 37. 

 Perlausschlag 426. 

 Perlidae 653. 

 Perlorgane 425. 

 Perna 708. 

 Peropoda 68, 221. 

 Petalastrum 562. 



Petiolus (Formicidae) 172, 311. 

 Petromyzon 420, 421. 

 P e t r o m y z o n t i d a e 420. 

 Pezophapt 07 1. 

 Pezotettix pedestris 285. 

 Pfeildriise (Gastropoda) 329, 330, 332. 

 Pfeilsack (Gastropoda) 329. 

 Pflanzen (Sclmtz gegen Tierfrass) 70, 



(Deformationen durch Iiisecten) UN. 

 Pt'ortader (Amphibia) 367. 

 Pt'ropfung (Hydroidei) 637. 

 Phacus 632. 



Phaenicopteri formes 541. 

 Phaeosphaeren 507. 



Phagocyten 237, 297, 351, 417, 568, 689. 

 Phagocytendriise (Arachnid a) 298, 



(Cephalopoda) 298. 

 Phalacrocorax perspicillatus 441. 

 Phalangen (Amphibia) 708, (Mam- 



malia) 479, -- (Kept ilia) 377. 

 Phalangidae 505, <>'>'.',. 



Phalanyium 159, brevieorne 505, rotun- 

 'lum 505. 



Pkalaropus 478. 



Phallusia mammillata 301. 



Phancroporus 330. 



Pharia pyramidata 390. 



Pharyngealdriisen (I u s e c t a) 3 1 2, (T r e m a- 

 todes) 393. 



Pharyngealtasche (Trematodes) 340, 391. 



Pharynx (A mp h ib i a) 316, (A n n el id es) 

 260, 400, -- (Gastropoda) 327, 332, 

 578, (Insect a) 717, (Trematodes) 

 392, 396, 699, -- (Tur bell aria) 465, 

 689, 751. 



Pharynx doliilbrmis 689. 



Pharynx plicatus 340. 



Phascolion abnorme 760, - - hupferi 760. 



Phascolosoma lagensc 760, lobnxtomum 760. 



Phasianns colchicus 127. 



Phasis 324, 327. 



Phasma 118. 



Phasmodea 249. 



Pheidole megacephala 774. 



Pheronema 589. 



Philine 173, 515. 



Philodina crythrophtkalma 103. 



Philodinidae 644, 646. 



Philomycus pennsylvanicns 548. 



Philonicus 707. 



Philosamia 2 If'. 



Philoscia 279. 



Philothamnus 62, 790. 



Phlocophagus 656. 



Phorocera caesifrons 217, -- cilipeda 217. 



Phosphacnus 169, - - hemiptents 723. 



Phosphorescenz (M y r i o.p o d a) 53 1 . 



Phosphorsaurer Kalk (P u 1 m o n a t a) 598. 



Phoxaster pumilus 41. 



Phoxinus 430. 



Phreoryctes emissarius 115, endeca 114, 



- filiformis 100, 115, - - menkeanus 115, 



- smithii 115. 

 Phreoryctidae 114. 

 Phrixgnalhus 322. 



Phryganea 163, - - relegatioiiis (J54. 



Phrynichinae 157. 



Phrynichus 157. 



Phryuidae 156. 



Phryniscus 122, formosus 122, nif/rir.ann 



122. 



Phrynobatrachus 790. 

 Phrynomantis 790. 

 Phrynonax cutropis 183. 

 Phrynopsis 157. 

 Phrynosoma 67, 792. 

 Phrynus 157. 

 Phylactolaemata 307. 

 J'hyline 297. 



Phyllacanthus annullfera 523. 

 Phylline monticellii, 341. 

 Phyllobates 476, -- trinitatis 618. 

 Phyllocaulier 3:;2. 

 Phyllochaetopterys 262. 



54* 



