INDEX 



l\7> 



Paracalanus, 102 

 J'aracranijon, 273, 311 

 Paracyamus, •227, 242 

 I'aradoxoslunia, 60, 6-1, 69 

 Paradoxostoiiiatulae, 69 

 Paragiiatlia, 7 (see Lower 



lip) 

 Paralaviprops, 185, 188 

 Paramphithoc, 241 

 Paraniphitlioidai', 241 

 Paranaspidc^, 170 

 Paranebalia, 152, 153, 155, 



161 

 Paranephrops, 312 

 Paranthura, 208, 219 

 J'arapa'jnrus, 306, 313 

 Paraphroniiiia, 241 

 Parapliroiiiruidae, 241 

 I'ai-ajw ///('//<(, 102 

 Parasellidae, 205, 20G, 219 

 Parasitic castration, 292 

 Parasitism of Anipliiporla, 



239 ; of Decapoda, 304 ; 



of Cin-ipedia, l;'.8; of 



Copt-poda, 100 ; of Iso- 



Ijoda, 216 

 Parastai-idae, 257, 274, 



276, 277, 278, 304, 312 

 Parastacus, 312 

 Pardalisca, 241 

 Pardaliscidae, 241 

 Paries of Cirri )iL'dia, 111 

 Parthenope, 316 

 Partheuopidae, 316 

 Parthenopinae, 316 

 J'asijihaea, 311 

 Pasiphaeidae, 268, 311 

 Peduncle, ocular, 9 

 Peduncle of Cirripedia, 108 

 Pedunculata, 106, 109 ; 



definition, 140 

 Pelseneer, 45 

 Pdtidium, 103 

 PeUngaster, 131, 133, 137, 



141 

 Penaeidae, 266, 288, 290, 



292, 305, 310 

 Penaeidea, 253 ; definition, 



310 

 Penaeinae, 311 

 Penaeus, 266, 267, 275, 



276, 278, 293, 294, 307, 



311 

 /'en ilia, 53 

 Penis of Decapoda, 289 ; 



of Cirripedia, 118 ; of 



Isopoda, 212 

 Pennant, 3 

 Pennatula, 72 

 Penndla, 100, 101, 103 

 J'entachelc.t, 271, 312 



Peracarida, 2, 143 ; ilefini- 



tion, 149 

 Peraeopods, 146 ; of Ani- 



phipoda, 230 ; of Deca- 

 poda, 269 

 Pcrcioiwtus, 226, 241 

 Pericera, 316 

 Perisoniatic cavity of Sac- 



ciiliiia, 136 

 Petaloplithalinidae, 176, 



181 

 Petalnphthalmus, 173, 174, 



181 

 Petasnia, 274 

 Petrurca, 125, 126, 127, 



140 

 Petrarcidac, 140 

 Petwlisthes, 313 

 Phfienna, 102 

 Philomedes, 57, 60, 66, 69 

 Phlianti.lae, 241 

 Phlias, 241 

 Phorcorrhaphidae, 241 

 Phorcorrhijihis, 241 

 Phosphorescence {aee Luna- 

 nous organs) 

 Photospheres of Euphausi- 



acea, 248 

 Photidae, 235, 241 

 I'holis, 241 

 Plioxocephalidae, 241 

 Plio.i'iicephdius, 241 

 Phreatoicidae, 198, 204, 



219 

 Phreatoicidea, 196, 216 ; 



definition, 219 

 Phreatoicoides, 219 

 Phreatincopais. 219 

 P/n-eatoicux, 197, 219 

 Phronima, 228, 233, 234, 



236, 239, 241 

 Phroniniidae, 236, 241 

 Phronimiipsis, 241 

 Phrosina, 241 

 Phrosiiiidae, 241 

 Phryxv.% 221 

 Phti.sica, 227, 231, 240, 



242 

 Phyllobranchiate, 277 

 Phyllocarida, 1, 143, 151 

 Phvllopoda, 52 

 PhjlUosoma, 300, 301 

 Pliylogeny, 25 

 Piiiiiothcrelid, 315 

 Piiinothereliinae, 315 

 PiniiofficiY.t, 315 

 Pinnotlieridae, 273, 305, 



315 

 Pinuotlu'rinac, 315 

 Pirinichi. 315 

 Pirinicliiiai', 315 



Pisa, 316 



Pisinae, 316 



J'laf/i'sin, 315 



Plagusiinae, 315 



Plakarthriinae, 220 



Plakarthriviii, 203. 220 



Planes, 304, 315 



Platopkium, 241 



Platyasjiidae, 188 



Platyaspis, 185, 188 



Platycopa, 1, 56 ; defini- 

 tion, 69 



Platycuma, 187, 188 



Platycyamus, 230, 242 



Platyscelidae, 238, 241 



Platyscelus, 241 



Pleopods, 146 ; of Aniphi- 

 poda, 232 ; of Cuinacea, 

 187 ; of Decapoda, 273 ; 

 of Eupliausiacea, 247 ; 

 of Isopoda, 204 ; of Lep- 

 tostraca, 156, 157 ; of 

 Mysidacea, 176; of Sto- 

 niatopoda, 323 ; of Sjni- 

 carida, 165 ; of Tauai- 

 dacea, 191 



Pleural plates of Isopoda, 

 202 



Pknirolirancliia, 14, 275 



Pleuromamma, 85, 86, 102 



Pleuron, 4 



Pleuropodite, 146 



Pleuroxus, A'l, 53 



Pleusles, 241 



Pleustidae, 241 



Podascon, 221 



Podasconidae. 221 



Podobrauchia, 1 I. 275 



Podoceridae, 241 



Podocerus, 241 



Podocopji, 1, 56 : definition, 

 69 



Podon, 54 



Podophtlialnia. '■>, 1-17 



Podophthaliiiinae, 315 



Podophthalnii's, 263, 264. 

 315 



Podoplea, 71 ; definition, 

 103 



Poison spine of Arf/nlus, 97 



Pollicipes, 110, 115, 116, 

 117, 138, 140 



Poh/artemia, 22, 36, 38. 

 39, 42, 47, 51, 52, 53 



Polyarteniiidae, 53 



Polychdes, 288, 312 



Polycheria, 231, 241 



I'olyrope, 59, 60, 69 



Polvcopidae, 60, 69 



Polycopsis, 60, 69 



Polypheniidac. 45. 54 



I 



