INDEX 



559 



Orithyia coccinea, 524, 540 



Ornithodoros, 469 : 0. megnini, 469 ; 0. 



moubata, 469 ; 0. talaje, 469 ; 0. turi- 



cata, 469 



Ornithoscatoides, 374 

 Orometopus, 226, 245 ; 0. elatifrons, 230 

 Ortmaun, on Brachyura, 181 u. ; on bipo- 



larity, 200 ; on crayfishes, 213 ; on Pyc- 



nogous, 513 n. 

 Ostracoda, 107 ; pelagic, 202 

 Oudemans, 528 u. 

 Ovary, of Cladocera, 44, 45 ; of Danalia, 



132 ; of Spiders, 332 



Oxyopes, 419 ; 0. lineata, 419 



Oxyopidae, 419 



Oxypfila, 41~ 



Oxyrhyncha, 191 f. ; habits, 192 ; enemies, 



192 ; habitat, 198 

 Oxystomata, 185 f. ; respiration, 186, 187 



Pachycheles, 170 ; P. 2^aname>isis, distri- 

 bution, 202 

 I'urhygtiatha, 407 ; P. clerckii, 407 ; P. 



degeerii, 407 ; P. listen, 407 

 Pac/ii/</i-i//)sits, 196 ; P. marmoratus, 193, 



194', 196 



Pachylasma giyanteum, 91 

 Pachylomerus, 388 

 Pachysoma, 69 

 Paguridae, 180 ; eyes of deep-sea, 149, 



150 



Paguridea, 171 

 Pagurinae, ISO 

 Palaemon, 164 ', excretory glands, 13 ; 



fresh- water, 212 ; P. serratus, 158, 164 ; 



Bopyrus parasitic on, 133 

 P(il,'iiinii,-t<-^ 164 p. antrontm, habitat, 



210 ; P. varians, 161 ; distribution, 212 

 Palaemonidae, 159, 164 

 p<il<ii'ii<-<irlx, 115, 118 

 J',il.fieophonus, 294, 298 

 Pnlamnaeus, 307 ; P. swammerdami, 



tarsus, 304 

 Palinuriilac, Id', 

 Paliwwrus, It!'., 167; habitat, 198, 202; 



I', fie pitas, 167 ; P. guadricornis, em- 

 bryo, 165 

 Pallene, 505. 537 ; P. attenuata, 541 ; P. 



brevirx/i'tx, 510, 524. 537, 541, 542; 



/'. diinorpha, 538; P. i-min-iutn, 541 ; 



P. empusa, 541 ; P. i/ru/iii, 538 ; /'. 



lanyuida, 537 ; P. longiceps, 538 ; P. 



novaezealandiae, 537; P. producta, 542; 



P. pygmaea, 537, 541 ; P. sped rum, 



542 ; P. spinosu, 537 

 I'allenidae, 53? 

 Pollenopsis, 506, 511 ; P. holti, 542 ; P. 



tritonis, 542 

 Palp, of Pycnogons, 507 

 Palpal organ, 322, 378 

 Palpebral lobe, 227 



Palpigradi, 258, 422 



Palpimanidae, 323, 325, 308 



Palpimanus, 398 



Panamomops diceros, 405 



Pandalidae, 164 



puiiilnlns, 164', P- annulicornis, 164 



Pandinus, 307 



Pininj>l(i:i:, 195 



Pantopoda, 501 n. ( = Pycnogonida, q.v.) 



Panulirus, 165, 167 



J'aralolina, 232, 247 



J'arabolinella, %Jfl 



I'urabuthus, 298 ; P. capensis,.298, 299 



Pamcloxides, 222, 232, 236, 247; P. 



bohemicus, 246 

 J'uri/fjaleodes, 4^9 

 Puralomis, 179, 181 

 Paranaspides, 117 ; P. laeustris, 117 : 



distribution, 210; habitat, 210 

 Paranebalia, 242 



Paranephrops, 157 ; distribution, 213 

 Paranthura, 1%4 



Parantipathes, Synagoga parasitic on, 94 

 Paranymphon, 507 ; P. spinosum, 542 

 Parapa gurus, ISO 

 PurapoUene, 537 



J'm-apeneus, 162 ; P. rectacutus, 159 

 Parapylocheles scorpio, eyes, 149 

 Parasiro, 44$ ; P corsicus, 448 

 Parasites, in Tardigrada, 484 

 Parasitic castration, 100, 136 

 Parastacidae, 157 ; distribution, 213 

 Parastacus, 157 ; distribution, 213 

 Paratropidinae, 387 

 Paratropis scrupea, 387 

 Parazetes auchenicus, 533 

 1'nrdosa, 417 ; female carrying young, 



341 ; P. amentata, 417, 418 ; P. lurju- 



bris, 418 



I'lii-ibm-it x/iiitipalpis, 534 

 Parthenogenesis, in Phyllopoda, 32 ; in 



Cladocera, 44J 46, 49 ; in Ostracoda, 108 

 Parthenope, 193 ; P. investiyatoris, 192 

 Parthenopidae, 193 

 I'<isi/il/<ica, 163 

 Pasiphaeidae, 163 

 Pasithoe, 532 ; P. umlonata, 535 ; P. 



vesiculosa, 535, 541 

 Pasithoidae, 532 

 I'atten, 270, 271, 277 

 Patten and Redenbaugh, on Limidtts, 266, 



270, 272 



I'atunm, 310, 320 

 iVrkhum, 376, 377, 378, 381, 382 



IVrti'll, 328 



Pectines, of Scorpions, 302, 302 ; I'midion 

 of, 299 ; of Glytoscorjiii'.-. '-M* I 



Pedicle, 317 



Pcdipalpi, "258, 308 ; habits, 309 ; external 

 structure, 309 ; legs, 309 ; internal 

 structure, 310 ; alimentary canal, 310 ; 

 nervous system, 311 ; classification, 312 



