756 



INDEX. 



Page. 

 Pletirodonte jamaicensis var. cornea. . . 449 



]ucerna 450 



marginata. 444 



Pleurotoma 677 



funiculata 172 



gibbosa 172 



hormophora 684 



incrassata - 173 



unimaculata .- 172 



maculosa 172 



maura 173 



microscelida, new species. 677,678 



olivacea - 172 



periscelida 678 



picta - 171 



tuberculifera 172 



Pleurotomella 678,680 



agassizii 683 



chariissa 679 



climacella, new species.. 679, 733 



gypsata 678 



gypsina, new species 678,732 



hawaiiana, new species. 679 



packardi 683 



Pleurotomelloe 683 



Pleurotomidse 171,675,681 



Plicatula 144 



Plntonaster 266,267,268 



agassizii 248 



bif rons 248 



intermedins 248 



rigidus 248 



Plntonasterinae 248 



Pneumonopomata 437 



Poacites tenue-striatus 216, 332 



Pocock, R. 1 550 



Podargus gigas 552 



Podocarpiis sp.. 239 



Podochela gracUipes 50, 51 



bypoglypha 49 



lamelligera 49, 51 



macrodera 50 



riisei- 48 



spatulifrons 48 



spinif r ons, new species 51 



Podonema hypoglypha 49 



lamelligera 49 



riisei ■. 48 



Podozamites latipennis 216, 232 



Poeciliidse, nomenclature of 115 



Poecilini 116 



Poeciliini 116 



Poliaspis 632 



PoUinia 615 



grandis 617 



Polyacanthonotinse 457 



Polyacanthonotus 456, 457, 465 



rissoanus 466 



Polydontes - 430,445 



Polygyra... - 430,435,4:37 



acutedentata 161 



behri 161 



bicruris _ 161 



cereolus _. 440 



liindsii .'^ 161 



platyglossa 161 



ventrosula 161 



Page. 



Polymita 439,430,431,432,445 



isevis 160 



Polynices 684 



bifasciata 195 



lunatia 196 



Otis 196 



var. fusca 196 



recluziana 196 



uber 195 



Polysomatic olivines 667 



Polyzoa - - _ 716 



Pontaster 267,268 



f orcipatus 247 



bebitus 247 



sepitus 247 



tenuispinis 247 



Pontasterinae, new subfamily 346, 368 



Populus arctica 217, 232, 2:59, 241 ) 



balsamoides 317.333 



glaudulif era 317, 333 



grandidentata 414,417,418 



lieterophylla 417 



latior 217,232 



leucophylla 217,232 



monilifera 417,420 



richardsoni 217,232,239 



tremuloides 414 



zaddachi.. 217,232 



Porcellanaster 267 



PorcellanasteridsB 267 



Por omya 695 



Porphyrite 644,645,661 



Porphyropbora 615, 617 



Porpoises from Indian Ocean 33 



Potamopyrgus coronata 438,443,444 



Pricus 109 



Primospina , 378,385,407 



entomelas 385,386,407 



mystinus 385,406,407 



PristidEB Ill 



Pristiophoridse Ill 



Pristobatiis Ill 



Pristopus, new genus 486 



verrilli, new species 486 



Prodelphinus _-- 3S 



attenuatus 34 



measurements of 35 



Proserpina 431,433,437,445 



Prosopium 131 



Prosopophora 622 



eucalypti 622 



Protosquilla 492,493 



Providence Island, porpoise from 34 



Prunus americana 411, 416, 417, 418 



augustif olia 411 



serotina 411,416,417,418,419 



variabilis 226,2.'M 



Prussia, east, fossil flora of 237 



Psammobia regularis 155, 203 



r ubroradiata _ 156 



Psammobiidae _ 155 



Pseudarchaster 266,268 



concinnus, new species 350 



discus - - - - 349 



intermedius 249,2.54 



tessellatus 250 



PseudarchasterinsB 249 



