INDEX 



459 



cum by, 216 ; term loricata used 

 by, 191 



Pediculus marinus, of Eondelet, 

 352 ; of Seba, 354 



Pedanculata, order or suborder of 

 Cirripedes, 11 



Pelocarcinus, eynonym of Gecar- 

 ooidea, 80 



Peltogaster, 402, 409 ; purpureua, 

 402 ; paguri, Rodriguezii, 403 



Penseidse defined, 213 



Penseidea defined, 213 



Penseus, 214 ; canaliculatus, oara- 

 mote, monodon, semisnlcatus, 

 215 ; esculentus, 216 ; mem- 

 branaceus, siphonoceras, 217 ; 

 the petasma, 215 ; the thely- 

 cum, 216 ; the development, 217 



Penguin, Euoopia australis ob- 

 tained from a, 261 



Pentacheles euthrix, 200 



Pergeon, alias thorax or trunk, 44 



Perjeopods, limbs of the five seg- 

 ments immediately preceding 

 the pleon, 44 



Pericera comudo, 119 



Periceridje defined, 119 



Peripatus, genus assigned to the 

 Myriapoda, or to the Oxycho- 

 phora, 3 



Perrier, Prof. E., 103 



Peryscyphis, trivialis, 433 ; mean- 

 ing of name, 434 



Petalidiam, 221 



Petalomera pulchra (family Bro- 

 mide), 136, 140 



Petalomera preoccupied, declivis 

 (family Pseudocumidse), 308 



Petalophthalmus, 267 ; armiger, 

 268 



Petalopus preoccupied, 308 



Petalosarsia, new generic name, 

 declivis, 308 



Petasma, in Penseidse and Serges- 

 tidffi, 215 



Peteinura gubemata, huge tail of, 

 220 



Petiver, name given to Scyllarus 

 latus by, 192 



Petrolisthes Boscii, 173 



Philoscia, Corsica, Couohii, elon- 



PLA 



gata, longioornis, muscorum, 

 pnbescens, pulchella, 430 ; ano- 

 mala, buoculentus, celleria, 431 



Philougria, synonym of Trichonis- 

 cus, riparia, rosea, vivida, 422 



Philyra, 127; pisum, parasites 

 upon, 128 



Phlyxia, connection of, with Eba- 

 lia, 129 ; orbicularis, undecim- 

 spinosa, 130 



Phoberus tenuimanus, 206 



Phreatoicidas, 388 



Phreatoioidea, a new tribe, 388 



Phreatoicus described, 388 ; aus- 

 tralis, typicus, 389 ; affinities 

 discussed, 390 



Phryxiens, 893, 408 



Phryxus (preoccupied, but hitherto 

 retained), paguri, resnpinat-us, 

 409 ; longibranchiatus, 410 ; 

 fusticaudatus, 41 1 



Phyllobranchiata, 165, ]66, 180 



Phyllocarida, a suborder of the 

 Branch'opoda, 9 ; palaeozoic, 31 



Phyllodurus abdominalis, 418 



Phyllopoda, a suborder of the 

 Branchiopoda, 9 ; large species 

 of, 31 



Phyllosoma, larval form of Scyl- 

 laridse and Palinuridae, 191, 198 



Phy macerite, the ' i ubercle at 

 base of second antenna, con- 

 taining external orifice of tho 

 green gland,' 255 



Pigs hunting crabs, 159 



Pilumnoplax, 93 



Pilumnus, hirtellns, xanthoides, 

 64 



Pinnixa, 103 



Pinnophylax, 100 



Pinnoteres, 99 ; meaning of name, 

 100 



Pinnotheres, 99 ; stories about.lOO ; 

 ascidiicola, lithodomi, pholadis, 

 pLsum, vetcrum, 101 



Pinnotheridae defined, 99 



Pinnotherion vermiforme, 408 



Pirimela denticnlata, 64 



Pisa, 113; Gibbsii, tetraodon, tri- 

 bulus, 116 



Plagnsia, habits of, 98 ; chabrus. 



