202 Proceedings of the Biological Society of Washington. 



Pedioecetes jamesi 84 



Pelidna pacifica 122 



Pellaea compacta 183 



longimucronata 182 



mucronata 180 



Wrightiana 181 



Peltopyga 191, 191 



Perca flavescens • ■ 41 



Perisoreus rathbuni 185 



Peristedion 145 



Perodipus luteolus ... 112 



Perognathus clarus . .147 



piperl ... 148 



Peroniyscus papagensis 110 



Peters, J. L. The Porto Kican Grass- 

 hopper Sparrow 95-96 



Petromyzon marinus 35 



Phseochroa notia 5 



Phoenicothraupis rubiginosus .... 3 

 Pierce, W. D. The Extraordinary 



Strepsipterous Type of Parasitism . xi 

 Piper, C. V. The Cowhage and Related 



Species . . 56-62 



Notes on Canavalia with the De- 

 scriptions of New Species . . . 175-178 



Piranga rubra ■ • 122 



Pisobia fuscicollis 122 



maculata ... 122 



rninutilla 122, 132 



Plinthaster productus 67 



Plutonaster sir! us 151 



Podilymbus antillarum . . .... 132 



Poecilurus atrigularls . . 129 



Polytelis barrabandii 125 



swainsonii 125 



Poinolobus aestivalis 39 



mediocris 39 



pseudoharengus 39 



Pope, A. S. See Copeland and Pope. 



Porzana hendersoni 131 



Prosthetocirca cana 192, 196 



Pseudopleuronectes americanus .... 42 



Punasarcophaga 191 



Pupilla rlebischi 10 



Pyrrhura frontalis . 126 



subandina 6 



vittata 126 



Q 



Quaintance. A. L. Some Notes on the 

 Aleyrodidae xi 



Recently Introduced Fruit In- 

 sects xiv 



R 



Radcliffe, L.. and Welsh, W. W. Notes 

 on a Collection of Fishes from the 

 Head of Chesapeake Bay .... 35-42 



Rafaelia 45 



Raimondia uruhuasi 47 



Rallus adelus 76 



intermedius 76 



longirostris (subsp.) 132 



Ranodon 124 



olympicus 124 



sibiricus 124 



Ravinia 191, 193 



Rhinichthys atronasus 38 



Ricker, P. L. New Names in Amygda- 



lus 17-18 



Roccus lineatus 42 



S 

 Sarcodexia 191, 194 



Sarcodexiopsis 190, 193 



Sarcophaga 192, 195 



Sarcophagini ... 190 



Sarcophagula 190, 192 



Sarcotachinella 192, 193 



Sarothromyia 190, 193 



Sarothromyiops cinctus 191, 196 



Sarraceniomyia 192, 195 



Selaginella funiformis 161 



Semotilus atromaculatus 37 



corporalis 37 



Shufeldt, R. W. Notes on Trunk Fishes x 



Exhibition of a Specimen of 



Lactoplirys tricornis x 



Zoological Statuary at the Na- 

 tional Capital xi 



Exhibition of Lantern Slides of 



Living California Quail xi 



Exhibition of Specimen of 



" gopher," Testudo polypliemus . . xii 



Notes on Some United States 



Batrachians xiii 



Exhibition of Two Grasshop- 

 pers xiii 



Sialia episcopus 27 



Smith, H. M. Exploitation of Neglected 



Aquatic Resources x 



Exhibition of a Manuscript and 



Hand Illustrated Book on Beetles . xi 



Results of Fur Seal Census Taken 



in the Pribilofs in 1917 xiii 



New Genera of Deep-water Gur- 

 nards (Peristediidae) from the 



Philippine Islands 145-146 



Sorex umbrosus 149 



Spatula clypeata • 122 



Spaulding, P. Some Biological Aspects 

 of the Spread of the White Pine 



Blister Rust xiv 



Spelerpes montanus 88 



ruber 87 



Sphaerodactylus elegantulus ... 163 



macrolepis 98 



Spirobolomyia 43, 191, 194 



Sporathraupis hypophsea 128 



Sporophila restricta 128 



Squatarola cynosurae 122 



Stejneger, L. A New Species of Horned 

 Tree-toad from Panama .... 31-34 



The Salamander Genus Ranodon 



in North America 123-124 



Stiles, C. W. Haak as Author of Bris- 

 son's 1762 Edition of Regnum Ani- 

 mate xiv 



Stizolobium axillare 53 



biflorum 60, 62 



bracteatum 52 



comorense ... 52 



coriaceum 53 



forbesii 61 



hirsutum 62 



maculatum 59 



melanocarpum 53 



microspermum 60 



mollissimum 53 



officinale 57, 62 



poggei 53 



pruriens . . 53, 62 



prurituni 54 



rhynchosoides 53 



stans 53 



sericophyllum 52 



venulosum 60 



Stringham, E. The Shad and its Rela- 

 tives in the Mississippi River . . . xi 



Sturnira parvidens 116 



Synaptomys fatuus 159 



