472 



Index 



POROSPORA GIGANTES, por'ospor'a 



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



seed + gigans, large), definition of. 154 

 PORTAL SYSTEM, por'tal (L. porta, 



gate) 50 



PORTUGUESE MAN-OF-WAR 256 



POST AXIAL, postak'sial (L. post, 



behind ; axis, axle) 82 



POULTON, PROFESSOR 380 



PRACTICAL VS. THEORETICAL. ... 22 



PRAWN 32(3 



PREAXIAL, pre'ak'seal (L. prae, be- 

 fore + axis, an axle) 82 



PRECAVAL, pre'ka'vl (L. prae + 



cavus, hollow) 



Same as vena cava superior. 

 PRECORAOOID, pre'kor'akoid (L. prae 



-\- G. korax, crow) 76 



PREFORMATIONISTS, definition of.. 382 

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



hallux, the thumb) 46 



PREMAXILLA, pre'maksil'la (L. 



prae + maxilla, jaw) 48, 73 



PREZ YGAPOPHYSI S, prezygapof 'Isis 



(G. zygon, yoke -j- apo, from + 



physis, growth) 73 



PRIAPULOIDEA, priap'uloid'ea (G. 



Priapos, Priapus + cidos, like).... 311 



PRIAPULPUS GAUDATUS 312 



PRIESTLY, preVtle 381 



PRIMARY CORTEX, definition of.... 231 



Tissues 230 



PRIMATE, pri'mate (L. primus, first) 



227, 429 



PRIMORDIAL, primor'doal (L. primus, 



first + ordo, order or rank) 100 



PRINCIPLES VS. APPLICATIONS, 



25, 32 



PROARTHROPODA, pro'arthrop'oda 



(G. pro, before; arthros, joint; pous, 



foot) 431 



PROBABILITY OF ERROR CHART. . 20 

 PROBOSCIDEA, pro'bosid'ea (G. pro 



+ boscein, to graze) 429 



PROBOSCIS, pro'bds'is (G. pro + 



boscein) 286 



PRO GELLARIIFORMES, pro'selarei- 



for'mez (L. procella, a storm + 



forma, form ) 428 



PROCESS, TRANSVERSE (L. pro- 



cedere, to go forth) 72 



PROCTODEUM, proctodeum (G. proc- 



tos, anus; daio, divide), definition 



of 261 



PROGTOTRYPID,. proktotrip'id (G. 



proktos, anus + trypan, to bore 



through) 347 



PROGLOTTIDS, prd'glot'ids (G. pro 



+ glotta, tongue), definition of.... 294 

 PROGONEATA, progonea'ta (G. pro 



+ gone, a generative organ ) 424 



PROMORPHOLOGY, pro'morfol'oji (G. 

 pro -f- morphe, form + logos, dis- 

 course ) 31 



PRONEPHRIDIUM, pro'nefrid'ium (G. 

 pro + L. nephredium, a little kid- 

 ney) 281 



PRO-NUCLEUS, pronucleus (G. pro 



nucleus, kernel ) , definition of 



102, 104, 151 



Otic (G. ous, ear) 72 



Phase (G. phasis, appearance) .97, 98 



PROPOLIS, prop'olis (G. propolis, sub- 

 stance with which bees line their 

 hives ) , definition of 366 



PROSENCHYMA, proseng'kima (G. 

 pros, near + engchyma, infusion) 



definition of 231 



Where found 234 



PROSTATE GLAND, pross'tayte (G. 

 prostates, in the front rank) 283 



PROSTOMIUM, pro'stom'ium (G. pro, 

 before; stoma, mouth) 275 



PROTECTIVE, definition of 179 



Tissues 235 



PROTEINS, pro'tenz (G. protos, first), 

 definition of 96 



PROTEROSPONGIA, prot'erospon'jia 

 (G. proteros, fore + spoggia,. a 

 sponge ) 152 



PROTHALLIUM, pro'thal'eum (G. 

 pro, before + thallos, a young 

 shoot) , denition of 226 



PROTHALLUS, pro'thal'us (G. pro + 

 thallos) 217 



PROTHORAX, pro'thor'aks (G. pro, 

 before + thorax, breast) 336 



PROTOBRANCHIA, pro'tobrank'ia (G. 

 protos, first + brangchia, gills) . . . .423 



PROTOMERITE, pro'tom'erit (G. 

 protos, first + meros, part) 152 



PROTON EM A, pro'tone'ma (G. protos, 

 first + nema, thread) 221 



TROTONEMATA, pro'tonema'ta (G. 

 protos + nema) 220 



PROTOPLASM, pro'toplazm (G. protos, 

 first + plasma, form) 50, 89, 94 



PROTOPODITE, pro'top'odit (G. 

 protos, first; pous, foot), definition 

 of 315 



PROTOPHYTES, PATHOGENIC, pro'- 

 toflts (G. protos, first; phyton, 

 plant) 211 



PROTOTHERIA, pro'tother'ia (G. pro- 

 tos, first + ther, a wild beast) .424, 434 



PROTOTROPHIC, pro'totro'phik (G. 

 protos, first; trophe, nourishment), 

 definition of 192 



PROTOZOA, protozo'a (G. protos, 



first; zoon, animal) 122, 165, 429 



Amoeba 122 



Behavior of 127 



Movement of 123 



