492 



INDEX 



Notice of a possible suspen- 

 sion of rules of zoological 

 nomenclature in cases of 

 Musca and Calliphora 231 



occidentalis, Cheilosia 415 



pallipalpis, L'lspocephala alma 326 



pal ltd is*, Hammomyia 323 



Parallclodiplosis (see cattle- 

 yae). 



Parasites of the human intes- 

 tine 343 



pcctinata, Mydaea 326 



Phaonia (see nigricans) . 



Pipiza from California 414 



(See also calif ornica) . 



Prosalpia 325 



(See also arclatc, sikcstris). 



Pseiidhormomyia (see fhcria- 

 lis, cornea). 



pseudopunctipciiuis. Anophe- 

 les 16 



Sarcophaga haemorrhoidalis 

 larvae as parasites of the 

 human intestine 343 



Scatophila (see variabilis). 



Seasonal abundance of flies in 

 Montana 278 



Scricomyia (see Cinxia). 



sikcstris, Prosalpia 325 



Sphaerophoria (see cleoae). 



strepcns, Tipula 146 



subchiia, Tipula 146 



Suspension of the Interna- 

 tional rules of zoological 

 nomenclature 231 



Sj'rphidae from eastern North 

 America 209 



Syrphidae in California and 

 a new Pipiza 414 



Syrphus (see arcuatiis). 



tarsimaculata. Anopheles .... 18 



tibialis*, Hydrellia 341 



Tipula (see fulvolineata, alc- 

 xandriana, vicina, aspidop- 



tera. comanche. bclla, siibe- 

 luta. caloptera, strepcns, 

 conspiciia, eliita. xanthostig- 

 ma, fratcrna, tricolor, vi- 

 trca). 

 Tipula, Key to the N. A. spe- 

 cies of the tricolor group.. 145 



torreyae, Limnophora 326 



Tricolor group of the genus 

 Tipula, Key to the species of 145 



tricolor, Tipula 146 



Tropidia, New species from 



Montana 342 



variabilis*, Scatophila 341 



varipes*, Mesorhaga 123 



verna, Lispoccphala 326 



vicina*, Tipula (ill.) 148 



ritrea, Tipula 146 



zomitoria, Calliphora 231 



xanthostigma*, Tipula (ill.).. 150 



HEMIPTERA 



affinis, Harmostcs 442 



affinis, Scolopostcthiis 68 



albescens*, Gargaphia 228 



angulata, Gargaphia 227 



Apateticus, A new species 



from Louisiana (ill.) 462 



Aphids from California, New 61 



apicatus, Harmostcs 444 



atlanticus. Scolopostcthus ... 67 

 Azalea lace-bug, Stcphanitis 



pyrioidcs (ill.) lOi 



Backswimmers (see Xoto- 

 necta). 



bicolor, Harmostcs 447 



bicolor. Tenthecoris (ill.)... 24 



borealis, Microvelia 354 



Bothynotinae, A new genus of a 

 Bucnoa margaritacea, and oth- 

 er biological notes concern- 

 ing it (ill.) 174 



(See also platycncmis. clc- 

 gans). 



