296 INSECTS INFESTING CORN. 



CHAPTER CXCVII. 



The Corn Aphis. 



(Aphis mairhs. — Fitch.) 



Order, Hemiptera ; ) -n ^^ \ 



Q 1 ' 1 XT ' [ Family, Aphidid.e. 



Sub-order, Homopter.\ ; ) - ' 



[Living on the roots, stalks, or ears of corn, which they 

 puncture Avith their beaks and imbibe the sap ; a small green- 

 ish plant-louse, marked with dusky or black.] 



The wingless lice are apple green throughout, excepting the 

 front of the head, which is dark. The antennae are brownish 

 and the honey tubes are black. 



The winged lice have the head and thorax shining black, 

 the abdomen greenish-yellow marked along the sides with 

 black dots. 



Remedy. — Use No. 108. 



INSECTS INFESTING TOBACCO. 



The Tobacco Worm (Maerosila Carolina) infests Tobacco, 

 and is treated of in another part of this work. 



