LIST OF HOMOPTEROCS INSECTS. 



112. Aphis Tanacetaiiia? 



Aphis Tanacetaria ? Kail. Mon. Pflan. i. 19, 8. 



The viviparous wingUss female. Dark red, oval : front convex : 

 feelers much longer ihan the body ; second joint with an angle on 

 the inside uf its tip; fourth much shorter than the third ; fifth a. 

 little shorter than the fourtli ; sixth about one fourth of the length 

 of the fifth, not more than one-sixth of the length of the seventh : 

 nectaries about one-fourlh of the length of the body : legs long, 

 very stout. From Tanacetum vulgare in August. 

 England. 



113. Aphis \icim,. 

 Aphis Viciffi, Kalt. Mon. Pflan. i. 20, 9. 

 Prussia. 



114. Aphis BiBicoLA. 

 Aphis Ribicola, Kalt. Mon. Pflan. i. 33, 22. 



Distance between the first and second veins at the tips almost 

 twice that between them at the base ; third vein very little farther 

 from the second at the lip than at the base, much farther from the 

 second at the base than tlie second is from the first ; first fork as far 

 from the second fork as from tlie third vein, nearer to the third vein 

 than the third is to tlie second ; second fork nearer to the fourth 

 vein than to the first fork ; fourth vein much curved near the base, 

 straight towards the tip, very much farther from the tip of the rib- 

 vein than from the second fork. 

 a, b. Prussia. Presented by F. Walker, Esq. 



115. Aphis Convolvdli. 

 Aphis Convolvuli, Kalt. Mon. Pflan. i. 40, 27. 

 Prussia. 



116. Aphis Chelidonii. 

 Aphis Chelidonii, Kalt. Mon. Pflan. i. 41, 28. 



Distance between the first and second veins very much farther 

 at the tips than at the base ; third vein as near to the second at the 



