Page 



Najadaceae 124 



Nephroci/fium aghardia- 



num 113 



Nettion rarolinense . . . 127 



Neuroptera 129 



Nicofiann (jUiura .... 75 



Nodularia harveyana 112 



Nodularia xpumigena . . 112 



Nomenclature, Popular.. 38 



Nostoc depressum ... 112 



Nostoc microscopicum . . . 112 



Nuthatches ... 97, 120, 128 



Nuttalornis borealis. . . 96 



Nyctea nyctea 52 



OdocoUeus americanus bo- 

 realis .... 98 



O'Donoghue, C. H. articles 



by 101, 121 



Oedogoniales 114 



Onagraceae 124 



Ondatra zibethica . . 98, 108 



Oocystis crassa 113 



Oocygtis solUaria .... 113 



OsciUatoria aghardii ... 112 



Oscillatoria formosa . . 112 



OsciUatoria geminata . . 112 



Oscillatoria liviosa ... 112 



OsciUatoria 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 

 Pasaerculus sandwichen- 



sis 128 



Passerculus sandwich en- 

 sis alaudensis .... 53 

 Passerella iiiaca ... 76, 97 

 Peachia parasitica ... 2 

 Pedioecetes phasianellus . 52 



Pelicans 127 



Pelecanus erythrorhyn- 



chos 127 



Femberton, C. C, article 



by 81 



Penthestes atricapillus 



54, 128 

 Penthestes hudsoniriis 



97, 100 



Perch 48 



Peridinieae 112 



Perisoreus canadensis . . 97 



Peromyscus borealis . . 104 

 Perouiysriis itianirulatus 



articus 125 



Peromyscus inaniriilat us 



borealis Ill 



Page 



Peromyscus maniculatus 



maniculatus 97 



Petrel, Hornby's .... 18 



Phacoteae 113 



1'hahirrnrora.r aiiritus . . 127 

 Phallusid ceratodes ... 49 

 Phortnidiuin 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 



Pisobiu bairili 52 



Planesticus migratorius 



39, 54, 97 

 Plectrophenax nivalis . . 53 

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

 Poecetes gramineus ... 53 



Poison Ivy 116 



Polyartemiella hazeni . . 25 

 Polyartemiella judayi. . 24, 25 

 Polydora agassizii ... 3 



Polydora ciliata .... 3 



Polydora hoplura .... 3 



Polydora littorea .... 3 



Polygonaceae 124 



Polyphemus pediculus . . 73 

 Pontoporeia af finis ... 99 

 Populus balsamifera 102, 104 

 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 (juiscalus aeneus 127 



Rabbits 107 



Racey, K., article by . . 118 



liana 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 



Rhudocalyptus dowlingii . 49 

 Rh izocloniu m h ie rogly- 



phicum 113 



Rival aria pi sum .... 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 



Scenedesuius hijugatus . . 113 



Page 



Scenedesmus quadricauda 113 



Sciuropterus sabrinus . . . 107 



Sciuriis hutlsonicus. . . 98, 126 



Seiurus noreboracensis . . 128 



Scoters 12 



Scytonema myochros . . 112 



Seiurus aurocapillus . . 97 



Seiurus molacilla .... 100 



Sequoia gigantea .... 83 



Sequoia sempervirens . . . . 85 



Setophaga ruticilln .53, 97, 128 



Shrews no 



Shrikes m, 120, 141 



Sialia currucoides ... 54 



Simocephalus vetulus . . 73 



Singing-Fish 48 



Siskins H, 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 tuunticola ... 53 



Spizella passerina .... 128 



Sponges 49 



Squirrels 98, 105 



Starlings 100 



Staurophora mertensii. . . 2 



Sterna hirundo 95 



Sternberg, C. M., article 



by (ii 



Stipitococcus urceolatus. 114 

 Streptocephalus colora- 



densis 29, 90 



Sturgeon 98 



Sturnella neglecta ... 53 



Suberites latus 50 



Sucker 98 



Swallows 12, 59, 97 



Syuura uvella 114 



Taverner, P. A., articles 



by 18, 41, 76 



Taxidea tax us 107 



Teal 39 



Teredo 3 



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

 Terrill, L. McI., articles 



by 57. 140 



Tethynm aurantium 49 



Tethyum igaboji .... 49 



Tetracoccus botryoides . . 113 



Tetraspora lubrica ... 113 



Thaumantias cellularia. . 50 

 Thompson, W. P., article 



