Page 



Page 



Pagfe 



Najadaceae 124 



Nephrocytiu m aghardia- 



num 113 



Nettion caroUnense . . . 127 



Neuroptera 129 



Nicotiana glauca .... 75 



Nodiilaria harveyana . . 112 



Nodularia spuinigena . . 112 



Nomenclature, Popular.. 38 



Nostoc depressum . . . 112 



Nostoc microscopicum . . . 112 



Nuthatches ... 97, 120, 128 



Nuttalornis borealis. . . 96 



Nyctea nyctea 52 



Odocoileus americanus bo- 

 realis 98 



O'Donoghue, C. H. articles 



by 101, 121 



Oedogoniales 114 



Onagraceae 124 



Ondatra zibethica . . 98, 108 



Oocystis crassa 113 



Oocystis soUtaria .... 113 



OsciUatoria aghardii ... 112 



Oscillatoria formosa . . 112 



OsciUatoria geminata . . 112 



Oscillatoria limosa ... 112 



Oscillatoria princeps . . 112 



Osprey, American .... 96 

 Ottawa Field-Naturalists' 



Club 15 



Otocoris alpestris .... 96 



Otocoris leucolaema ... 53 



Oven bird 97 



Owls .... 52, 96, 120, 134 



Oxyechus vociferus . . 52, 127 



Pagurus acadianus ... 6 



Pagurus brandti .... 50 



Pagurus ochotensis ... 49 



Pagurus splendescens . . 49 



Pandion haliaetus ... 96 



Pandorina morum. ... 113 



Parasitism among Ma- 

 rine Animals .... 50 



Pa^serculus sandwichen- 



sis 128 



Passerculus sandwichen- 



sis alaudemis .... 63 

 Passerella iliaca . . . 76, 97 



Peachia parasitica ... 2 



Pedioecetes phasianellus . 52 



Pelicans 127 



Pelecanus erythrorhyn- 



chos 127 



Pemberton, C. C, article 



by 81 



Penthestes atricapillus 



54, 128 

 Penthestes hudsonicus 



97, 100 



Perch 48 



Peridinieae 112 



Perisoreus canadensis . . 97 



Peromyscus borealis . . 104 

 Peromyscus maniculatus 



articus 125 



Peromyscus maniculatus 



borealis Ill 



Peromyscus maniculatus 



maniculatus 97 



Petrel, Hornby's .... 18 



Phacoteae 113 



Phalacrocorax auritus . . 127 

 Phallusia ceratodes ... 49 

 Phormidium autumnale . . 112 

 Phyllodorus abdominalis. 50 

 Picea canadensis.... 102, 104 

 Picoides americanus. . . 96 

 Picoides arcticus .... 96 



Pigeons 98 



Pines 83 



Pinus banksiana .... 105 

 Pinus heterophylla ... 83 



Pinus palustris 83 



Pipit, American . . . 53, 97 

 Pisohia maculata . . . 52, 127 



Pisobia bairdi 52 



Planesticus migratorius 



39, 54, 97 

 Plectrophenax nivalis . . 53 

 Plovers . . 13, 52, 58, 96, 148 

 Poecetes gramineus ... 53 



116 



25 



24, 25 



3 



3 



3 



3 



124 



73 



99 



104 



Poison Ivy 



Polyartemiella hazeni 

 Polyartemiella judayi 

 Potydora agassizii 

 Poly dor a cilia t a . . 

 Polydora hoplura . . 

 Polydora littorea . . 

 Polygonaceae . . . 

 Polyphemus pediculus 

 Pontoporeia affinis . 

 Populus balsamifera 102, 



Populus tremuloides . . 102, 105 



Porcupines 70, 108 



Porzana Carolina .... 126 

 Prosecutions ... 13, 32, 56 

 Psathyrella disseminata. . 104 

 Pseudacris septentrionalis 127 

 Pseudopleuronectes ame- 

 ricanus 6 



Pseudotsuga taxifolia . . 83 



Querquedula discors . . 127 



Quiscalus quiscalus aeneus 127 



Rabbits 107 



Racey, K., article by . . 118 



Rana pipiens 129 



Ranunculaceae 124 



Raphidiophrys magna . . 101 



Raphidiophrys viridis . . 101 



Ravens 97 



Redpolls .... 53, 120, 140 

 Redstarts, American.. 53, 97 



Redwood 83 



Relics, Indian 104 



Rhadocalyptus dowlingii. 49 

 Rhizoclonium hierogly- 



phicum 113 



Rivularia pisum .... 112 

 Robins 



12, 39, 54, 59, 97, 120, 140 



Rosaceae 124 



Rowan, W., article by . . 30 



Salicaceae 124 



Sandpipers . . 13, 52, 95, 96 



Sapsuckers 58 



Scenedesmus bijugatus. . 113 



Scenedesmus quadricauda 113 



Sciuropterus sabrinus . . . 107 



Sciurus hudsonicus .. . 98, 126 



Seinrus noveboracensis . . 128 



Scoters 12 



Scytonema myochros . . 112 



Seiurus aurocapillus . . 97 



Seiurus molacilla .... 100 



Sequoia gigantea .... 83 



Sequoia sempervirens. . . . 85 



Setophaga ruticiUa 53, 97, 128 



Shrews 110 



Shrikes 53, 120, 141 



Sialia currucoides ... 54 



Simocephalus vetulus . . 73 



Singing-Fish 48 



Siskins 11, 120, 141 



Sismey, E. D., articles by 112 



Sitta carolinensis . . 97, 128 



Skunks 108 



Snakes 128 



Snipe, Wilson 52, 95 



Snowbirds 120 



Snyder, L. L., article by. 17 



Solaster stimpsoni ... 50 

 Soper, J. D., articles by 50, 102 



Sorex personatus haydeni 110 

 Sparrows 



12, 39, 53, 59, 76, 97, 120 



Spathiophora fascipes... 130 



Spatula cyanoptera ... 51 



Sphaeriidae, Canadian . . 68 



Spirogyra inflata .... 113 



Spirogyra nitada .... 113 



Spirogyra tenuissima . . 113 



Spirulina major .... 112 



Spirulina meneghiniana. . 112 



Spizella munticola ... 53 



Spizella passerina .... 128 



Sponges 49 



Squirrels 98, 105 



Starlings 100 



Sfaurophora mertensii. . . 2 



Sterna hirundo 95 



Sternberg, C. M., article 



by 61 



Stipitococcus tirceolatus. 114 

 Streptocephalus colora- 



densis 29, 90 



Sturgeon 98 



Sturnella neglecta ... 53 



Suberites latus 50 



Sucker 98 



Swallows 12, 59, 97 



Synura uvella 114 



Taverner, P. A., articles 



by 18, 41, 76 



Taxidea taxus 107 



Teal 39 



Teredo 3 



Terns . . 13, 38, 58, 95, 126 

 Terrill, L. McI., articles 



by 57, 140 



Tethyum aurantium 

 Tethyum igaboji . . . 

 Tetracoccus botryoides . 

 Tetraspora lubrica . . 

 Thaumantias cellular ia. 

 Thompson, W. P., article 



49 



49 



113 



113 



50 



