NATURAL HISTORY, TORONTO REGION 



Aphididae (Plant Lice) (Continued). 

 Chermes similis, Gillette. 

 Hormaphis hamamelidis, Fitch. 



spinosus, Shiner. 

 Pemphigus imbricator, Fitch. 



populicaulis, Fitch. 

 " tessellata, Fitch. 



" ulmi-fusus, Walsh. 



" vagabundus, Walsh. 



Colopha ulmicola, Fitch. 

 Schizoneura lanigera, Hartig. 

 Aleyrodidae (Aleyrodes). 



Aleyrodes forbesi, Ashm. (Jarvis). 

 Coccidae (Scale Insects). 



Orthezia insignis, Dougl. 

 Kermes pettiti, Ehrh. 



" pubescens, Bogue. 

 Gossyparia spuria, Mod. 

 Pseudacoccus citri, Risso. 

 Pulvinaria innumerabilis, Rathv. 

 Coccus hesperidum, Linn. 

 Eulecanium quercifex, Fitch. 

 " cerasifex, Fitch. 



" vini, Bouche. 



Physakermes piceae, Schr. 

 Chionaspis furfura, Fitch. 



pinifoliae, Fitch. 

 Aspidiotus aesculi, Johns. 

 " ancylus, Putn. 



" osborni, Newell & Ckll. 

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