692 



INDEX. 



Pentagonaster semilunahis, 151. 



subspinosiis, 185. 



ternalis, 185. 

 Pentagonasteridce, 145, 198, 199. 

 Pentagonasterinte, 300. 

 Perenon planissimnm, 575. 

 Perichaena caespitosa, 465, 484, 489. 



flavida, 465, 485. 

 Pericliinenes Americanus, 580. 

 Perna, 45. 

 Pernida9, 45. 

 Pernopecten, 63. 90, 92. 



limiformis, 63, 93. 

 Petaloproctus, 659. 

 PetrocheiriTS insignis, 578. 

 Petricola lapicida. 519, 543. 

 Petricolidie, 519. 

 Phaneraster, 150. 



semiltiuatus, 150, 151. 

 Phanerozona, 300. 

 Phascolosoma cylindratum, 670. 



varians, 669. 

 Pheilia Americana, 557. 



clavata, 557. 



rufa, 557, 573. 

 Phragmicoma, 408, 431, 433. 



baccifera, 417. 



elongata, 433, 435. 



Japonica, 419. 



Mackaii. 408. 



Sandvicensis, 419. 



stibutida, 414. 



subsquarrosa, 419. 

 Phyllodoce, 600. 



Bermnda3, 600. 

 Phyllodocidfe, 599. 

 Phymactis criicifer, 554. 

 Pbysa acuta, 493, 503. 



appressa, 493, 508. 



foutinalis, 507. 

 Pbysarella mirabilis, 465, 473, 489. 



oblonga, 465, 473, 489. 

 Pbysariim albicans, 465, 467, 489, 490. 

 var. subroseum, 465. 467, 489. 



atrorubrum, 465, 467, 489. 



anrantium, 469. 



var. rufipes, 469. 



aiiriscalpium, 470. 



caespitosum, 465. 471, 473, 484. 



cinereum, 465, 476, 489. 



citrinellum, 465, 470, 471, 473, 489. 



citrinum, 471. 



compressnm, 465, 477. 



connexnm, 477. 



contextnm, 465, 473, 489. 



flavidum, 465, 489. 



flavuni, 471. 



globuliferuni, 465. 467, 477, 489. 



inaeqiialis, 465, 468, 489. 



lateritinm, 465, 468, 489. 



lencopliasum, 477. 



lencopns, 477. 



luteolnm, 465. 470, 489. 



Physarum mirabilis, 465, 478. 



mnrinum, 469. 



nephroideiim, 465, 477. 

 var. g]obosnm, 489. 



ornatum, 465, 470, 489. 



polymorphnm, 465, 477. 



psittacinnm, 469. 



pulcherrimiim, 465, 467, 489. 



pulcherripes, 465, 468, 489. 



pulehripes, 465, 469. 



Ravenelii, 470, 489. 



rnfipes, 465. 



Scbumacheri, 471. 



virescens, 465, 470, 472. 

 var. nitens, 470. 



viride, 465, 470. 

 Physid^e, 503. 

 Pbyscosoma granulatum, 670. 



jDuntarenae, 670. 



varians, 669. 

 Pbysocolea, 446, 447. 

 Phytastra, 366. 

 Piliditim aiiricnlatum, 336, 353. 



gyrans, 336, 337, 346. 

 Pilsbry, Henry A. The Air-breathing 

 Mollusks of the Bermtidas (one plate), 

 491-509. 

 Pilnmnus ceratopus, 575. 



spinipes, 577. 

 Pionosyllis, 634. 

 Plaeopecten, 49, 69, 89. 91. 



Clintouius, 69, 78, 91, 93, 95. 

 Plagiochila, 4. 

 Plagusia depressa, 575. 



Sayi, 575. 

 Planarians, The Maturation, Fertiliza- 

 tion and Early Development of the. 

 By Willard R. Van Name (six plates), 

 363-300. 

 Planocera, 373, 374, 376, 377, 378, 383, 

 387, 388, 290, 391, 300. 



elliptica, 364. 



nebulosa. 364, 366, 367, 376, 277, 

 383, 384, 388. 395, 300. 

 Platyglossns bivittatus, 510. 

 Platylejennea, 410, 416, 417. 



baccifera, 410, 416, 417, 418, 457. 



cryptocarpa, 410, 416, 418. 



graniilata, 417. 



transversalis, 417. 

 Plecotrema cnbense, 504, 509. 

 Plesiastraea, 553. 



Goodei, 553, 572. 

 Plenrobranchaea, 547. 

 Pleurobranchopsis, 547. 



anrantiaca, 547, 550. 

 Plenrobrauehus, 515, 547, 672. 

 Pleiironeetia, 57. 

 Plenrotomidfie, 541. 

 Plexanra crassa, 573. 



flexnosa, 568. 



homomalla, 568. 

 Plexaurella crassa, 568. 



