INDEX. 



279 



Peritrachelius, W. 957 



Perophora, T., 84, 94 



Petraia, C., 990, 1151 



Phacus, Pr., 908 



Phteocella, C., 745 



Phasodarias, Pr., 158 



Pballusia, T., 150, 166; Add., 19 



Pharetronema, Sp., 467 



Pharetrones, Sp., 139 



Pharetrospongia, Sp., 462 



Phascolion, W, 1476 



Pbarfcolosoma, W., 1410, 1415, 1426, 



1429, 1439, 1454, 1455, 1459, 1460, 



1475, 1476, 2663, 2695 

 Phenacia, W., 2595 

 Pheronema, ( = Holtenia), Sp., 200, 264, 



292, 295 



Phialidium, C. , 343, 441 

 Philasodictyina, Sp., 104 

 Philodictyia, C., 1260 

 Philodina, W., 1298, 1304 

 Pholidophyllum, C., 1099 

 Phonergates, Pr., 328 

 Pboriospongia, Sp., 321 

 Phoronis, p. 218; Add., 16 

 Phreatothrix, W., 2687 

 Phreoryctes, W., 1097, 1144, 2506, 2670 

 Phyllodoce, W., i, 2418, 2516, 2555 

 Pbyllograptus, C., 509 

 Phyllopora, C., 936; W., 2105 

 Phymastrasa, C., 718 

 Physalia, C., 639, 648 

 Physemaria, Sp.,227, 272, 273; Pr., 165 

 Physophora, C., 615, 626, 628, 632 

 Pileolaria, W., 2643 

 Pilidium, W., 809, 871, 2299, etc. 

 Pinaciophora, Pr., 758 

 Pironastraea, C., 977 

 Piscicola, W., 2205, 2216 

 Placentula, Pr., 275, 657 

 Placinia, Sp., 436 

 Placopsilina, Pr., 656 

 Placotrocbus, C., 938, 1220 

 Placuntarion, Sp., 494 

 Plagiophrys, Pr , 109, 704, 706 

 Plagospongia,Sp., 183 

 Plagotaenia, W., 310 

 Planaria, W., i, p. 168, etc. 

 Platidia, W., 1614, 1730 

 Platyelminthe?!, p. 145 

 Plectronella, Sp., 466 

 Plesiastrtea, C., 682 

 Pleurobracbia, C., 1292 

 Pleurochaeta, Add. 6 

 Pleurodyctium, C., 1201 ; W., 1785 

 Pleurograpsus, C., 561 

 Pleuronema, Pr., 1162 

 Pleurophyllum, C., 1246 

 Pleurostomina, Pr., 366 

 Plocamia, Sp., 391, 468 

 Plumatella, W., 1334, 1855, 1934, 1962, 



2006, 2055 

 Plumularia, C., 85, 96, 121, 156, 192, 



195 



Plutellus, W., 2605 

 Pocillopora, C.,682, 869, 875 

 Podocoryne, C., 170, 196, 200, 271, 377 

 Podophrya, Pr., 912, 931, 1049, 1053, 



1122, 1123, 1177, 1229 

 Podospongia, Sp., 12 

 Podostoma, Pr., 127, 944 

 Poecilogaster, W., 980 

 Polybostrichus, W., 2459 

 Polycelis, W., 655, 775, 793, 795 

 Polycbffitus, W., 1292 

 Polycistina, see Radiolaria 

 Polydora, W., i, 2300; Add., 13 

 Polygordius, W. , i, 2366,2530,2610,2629, 



2630, 2650, 2676, 2567 

 Polymastia, Sp. , 384 

 Polymorphina, Pr., 260, 261, 306, 651 

 Polyphragma, Pr., 565 

 Polynoe, W. , 2271, 2426, 2456 

 Polynoina, W., 2487 

 Polypora, W., 2161 

 Polyrhizophora, Sp., 302 

 Polystomum, W., 606, 635, 641 

 Polytoma, Pr., 1080, 1081 

 Polytrema, Sp., 49 ; Pr., 107, 604 

 POLTZOA, p. 218. See also Pr., 390, 489, 



562, 581, 689, 690; Sp., 394, 400; 



C., 5, 18, 53, 57, 58, 59, 60, 61, 66, 



79, 86, 884, 1077, 1119, 1186, 1188, 

 1193, 1264; W., 1818 



Pomatoceros, W., 2325 



Pontobdella, W., 1455, 2248, 2249 



Pontodrilus, W., 2608, 2612 



Porambonites, W., 1571 



Porellina, W., 2128 



Porospongia, Sp., 160, 494 



Porpita, C. , 609, 623, 635 



Potamolepis, Sp., 325 



Poterion, Sp., 230,444 



Prasopora, C., 1 161 



Priapulus, W., 1414, 1436, 1482, 1483 



Primnoa, C., 777 



Proceraea, W., 2636 



Productella, W. , 1652 



Productus, W., 1599, 1652, 1819, 1826 



Proneomeuia, p. 254 



Prorbynchus, W., 304 



Prosorhyncbus, W., 2522 



Prostomum, W., 705 



Protamoeba, Pr., 169, see also under 

 Amceba 



Proteus, Pr., 1203 



Protista, see Monera 



Prothelmintbes, W., 70, 137, 138 



Protobathybius, Pr., 791, 792 



Protocyathus, C., 1060 



Protocystis, Pr., 249 



Protodrilus, W., 2436 



Protospongia, Sp., 471, 550 



PROTOZOA, p. 1 



General papers, i, 2, 7, u, 17, 21, 24, 

 27, 28, 29, 32, 33, 44, 46, 47, 49, 

 51, 52, 57, 63, 64, 65, 67, 68, 69, 70, 



80, 82, 88, 89, 94, 95, 103106 



