INDEX 



941 



POECIfjOPQDA, pesilup'oda (G. poeki- 



los, many-colored -f- pous, foot) .421, 429 



POISON FANG 733 



Gland 46, 361 



POLAR BODIES, pol'ar (G. polas, 



pivot), definition of 101, 444 



POLARITY, definition of 288 



POLAR NUCLEI, definition of 244 



Spindle 444 



POLE-CELLS, definition of 259 



POLLACK 58$ 



POLLEN, pol'len (L. pollen, fine flour) 226 



Sac, definition of 243 



Tube 239 



POLLEX, pol'leks (L. pcllex, thumb). 



76, 710 



POLLINATION (L. Pollen, fine flour), 



definition of 238 



POLYCHAETA, polike'ta (G. polys, 



many + chaite, mane) 283, 420 



A subclass of Annelida. 

 POLYCLADWA, poliklad'ida (G. 



polyclados, many branched) 420 



An order of Turltellaria. 



POLYDON SPATHULA 643 



POLYEMBRYONY, pol'iem'briuni (G. 



polys, many + embryon, a fetus) . .345 

 POLYGENETIC, polljene'tik), defini- 

 tion of ; . 403 



POLYGNOTUS, (G. polys, many + 



notus, known ) 345 



POLYGORDIUS, poligor'dius (G. 



polys, many -f- gordios, gordius) . . .283 



Appendiculatits 280 



POLYMORPHIC, polymor'fic (G. polys, 



many + morphe, form), definition 



of 255 



POLYMORPHISM, pdlimor'fizm (G. 



polys -f morphe) 255 



POLYP, pol'ip (L. polypus, a polyp) . .251 

 POLYPEDE, pol'yped (G. polys^many 



+ pes, foot), definition of 310 



POLYPHYLETIC, polifilet'ik (G. polys, 



many -f phylon, race), definition of. 403 



POLYPINUM 156 



POLYPLACOPHORA, poliplakof'ora 



(G. polys, many -f plax, a tablet) . .421 



An order of Amphineura. 

 POLYPTERUS, polip'terus (G. polys, 



many; pteron, wing) ...642, 6j3 



P O L Y S P E R M Y IN FOWLS, pol'- 



ispermy 444 



POLYTRWHUM COMMUNE, pol'ytri- 

 kum comunay (G. polys, many -f- 



thrix, hair ) 217 



POND SCUM, definition of 204 



POND SNAIL 289 



PONS, ponz (L. bridge) definition of. 



512, 839, 859 



PONS VAROLIL pens' varo'lei (L. 

 pons Yarolii, bridge of Varolius) . . .863 



POSTAL BRAIN FLEXURE, pon'tl 



(L. pons, a bridge) 837 



POPLITEAL ARTERY, pop'lite'al (L. 



poples, the ham) 792 



PORCUPINE FISH $1,5 



PORES, EXCRETORY (G. poros) 266 



PORIFERA, porifera (G. poros, chan- 

 nel + L. ferre, to bear ) 427 



POROtiPORA GIGANTE8, por'ospor'a 

 jigfin'tes (G. poros + L. sporum, 

 seed -}- gigans, large), definition of. 153 

 PORTAL SYSTEM, por'tal (L. porta, 



gate) 50, 198 



PORTUGESE MAN-OF-WAR 255 



POST AXIAL, postak'sial (L. post, 



behind ; axis, axle) 82 



POST-ANAL GUT, post'anal (L. post 



+ anus, vent) 590 



Branchial bodies (G. brangchia, 



gills) 588,. 744 



Caval, kavl (L. cavus, hollow) .... 

 Same as vena cava inferior. 



Optic commissure 858 



Otic, otik (G. cms, ear) 739 



Trematic nerves, tremat'ik (G. 



trema, a hole ) 881 



Zygapophysis, zlgapof 'isis ( G. 

 zygon, yoke + apo, from + 



physis, growth) ?'# 



POUCHES, GILL, definition of 498 



Visceral, vis'eral (L. vi^cus, an in- 

 ternal organ), definition of.... 498 



POULTON, PROFESSOR 385 



PRACTICAL VS. THEORETICAL. ... 22 



PRAWN 325 



PRE AXIAL, pre'ak'seal (L. prae, be- 

 fore + axis, an axle) 82 



PRECAVAL, pre'ka'vl (L. prae -f- 



cavus, hollow ) 



Same as vena cava superior. 

 PRECHORDAL, pre'kor'dl (L. prae + 



G. chorde, a cord) 474 



PRECORACOID, pre'kor'akoid (L. prae 



-f- G. korax, crow) 75 



PREFORMATIONISTS, definition of. 381 

 PREHALLUX, pre'hnl'uks (L. prae + 



hallux, the thumb) . . 46 



PREHENSILE, pre'hen'sil (L. prae- 



hendere, to grasp ) 659 



PREMAX1LLA, pre'maksil'la (L. 



prae + maxilla, jaw) 48, 73 



PREMOLAR TEETH, pre'mol'r (L. 



prae mola, a hill ) 73 ) 



PRE-ORAL GUT, pre'or'al (L. prae + 



os, mouth ) 493 



PRETREMATIC NERVES, pre'tre- 



mat'ik (L. prae + G. trema, a hole). 880 

 PREZYGAPOPHYSIS, prezygapofisis 

 (G. zygon, yoke + apo, from + 



physis, growth ) 7 3 



PRIAPULOIDEA, prlap'uloid'ea (G. 

 priapos, priapus + eidos, like) 311 



