INDEX. 



713 



Planorbis intermedius, 328. 



submarginatus, 328. 



sp., 328. 

 Platurus, 523, 524, 525. 



fasciatus, 522. 

 Pleurobrancliidae, 239. 

 Pleiirobranclius, Cwvier, 182, 239. 



brevifrons, Pkilippi, 303. 



Dautzenbergi * , Watson, 233, 239, 

 303. 329. 



Lowei*, Watson, 233, 240, 803, 

 329. 



plumula, Montagu, 239, 240, 303. 

 PJeuronectiafenestrata, Forbes, 300. 

 Pleurotoma, 285, 292. 



(Olathurella) histrix, Cristofori ^~ 

 Jan, 304. 



( ) Leiifroyi, Michaud, 304. 



( ) linearis, Montagti, 304. 



( ) purpurea, Montagu, 305. 



( — ■ — ) reticulata, Ecnieri, 305. 



(Mangelia) anceps, Eichwald, 304. 



( — ■ — ) gracilis, Montagu, 304. 



( ) incrassata, DiijardAn, 304. 



( ) nebula, Montagu, 304. 



( ) rugulosa, Philippi, 305. 



( ) septangularis, Montagu, 



305. 



( ) striolata, Scacchi, 305. 



( )Vauq \ieUm,Pa^raudea'U,305. 



Pleurotomariicte, 263. 

 Plocamophorus, 303. 



madera;, Lowe, 305. 

 Podagrion, Spinoia, 132. 



brasiliensis, Howard, 132. 

 Podura byperborea, Boheman, 616. 

 Pollia fusula, Brocchi, 323. 

 Polycystns, Westwood, 142. 



luteipes * , Hozvard, 142. 



nigriscapus * , Howard, 143. 



nigritus * , Howard, 142, 143. 

 Polymorpbina, 336. 



angusta, Egger, 351. 



fusifbrmis, Edmer, 351, 352. 



gibba, var. diffusa, 336. 



Orhignii, var. cervicornis. Chap- 

 man, 351. 



proteus, Beissel, 335 ftnote., 336, 

 346. 

 Po]ymorpbiija3, On the Fistulose, by 

 T. Rupert Jones and F. Chapman, 

 334-354. 

 Polyrhachis gagates, 590. 

 Polytrema, 337, 452, 455, 456. 

 Polytremata, 454. 

 Ponera tai-sata, 590. 

 Pontobolbos, a remarkable marine 

 organism from the Calf of Manaar, 

 by Dr. A. Dendy, 443-452. 

 Pontobolbos manaarensis * , Dendy, 

 443, 451. 



Porella cervicornis, 4. 

 Porites, 496, 497, 507, 515. 

 Poritidre, 496, 497, 498, 506, 514. 

 and Alveopora, supposed relation- 

 ship between, by H. M. Bernard, 

 504-507. 

 Poritinre, 497. 



Pororaya granulata, 269, 305. 

 Poulton, Prof. E. B., Natural Selection 

 the cause of Mimetic Resemblance 

 and Common Warning Colours, 658- 

 612. 

 Probolium calcaratum, Sars, 230. 



DoUfusi, Chevreux, 230. 



tenella, Sars, 230. 

 Proctotrypidffi, 129. 

 Prosobranohiata, 181. 

 Protanthea, 644. 

 Psamraobia costulata, Turton, 305. 



ferroensis, Chemnitz, 305. 

 Pseudechis porphyriacus, 521. 

 Pseudis. 122 ftnote, 477, 481, 482. 



paradoxa, 475, 487. 

 Pseudomalaxis, 276. 

 Pseudomurex, 306. 

 Pseudopallene spinipes, Fabr., 627. 

 Psitteuteles euteles, 621. 

 Psolus, 23. 



macqaariensis * , JDendy, 24, 41, 

 52. 

 Pterocera, Meigen, 559. 

 Pteromalides, 144. 

 Pteromalinse, 141. 

 Pteromalus, Swed., 144. 



rugosopunctatus, Ashmead, 144. 

 Ptilopus, 332, 333, 620. 



chrysogaster, 332 ftnote. 



coralensis, 332 ftnote. 



Greyi, 332 ftnote. 



Tlernsheiiui, 332 ftnote. 



Huttoni, 332 ftnote. 



pelewensis, 332 ftnote. 



purpuratus, 332 ftnote. 



rarotongengis, 332 ftnote. 



Eichardsi, 332 ftnote. 



roseicapillus, 332 ftnote. 



Sraith.sonianus, 332 ftnote. 



Tristrami, 332 ftnote. 

 Ptychodactis patula, 644, 648. 

 Pulmonata, 181. 

 Pupa anconostoma, 328. 



sp., 328. 

 Purpura brevis, de Blainville, 294, 



Edwardsi, Payraudeau, 294. 



hsemastoma, Linn., 306. 



lapillus, 328. 



SaJcem. Adanson, 306. 

 PyramidellidiU, 261. 

 Pyripora, 654, 659, 660. 



eaten ularia, Jameson, 664. 



confluens, Eeuss, 664. 



