Wilson-Vickery—List of ApMdidae. 
353 
V^illarisia sp. 
Macrosiphiim pallida Walker. 
Vinca sp. 
MacrosipJium circumflexa Buckton. 
Myzus vincae Gillette. 
Rhopalosiphum persicae Sulzer. 
Vinca major. 
Ampliorophora latysiplion Davidson.. ' 
Macrosiphum convulvuli Kaltenbach. 
Macrosiphum vincae Walker. 
Vinca minor. 
Macrosiphum convulvuli Kaltenbach. 
Macrosiphum vincae Walker. 
Viola sp. 
Neotoxoptera violae Theobald. 
Rhopalosiphum tulipaella Theobald. 
Viola nuttallii. 
Macrosiphum circumflexa Buckton. 
Viola odorata. 
Aphis gossypii Glover. 
Aphis plantaginis Schrank. 
Rhopalosiphum persicae Sulzer. 
Rhopalosiphum violae Pergande. 
Viola tricolor. 
Aphis certa Walker. 
Aphis dauci Fabricius. 
Aphis insessa Walker. 
Aphis violae Schouteden. 
Rhopalosiphum persicae Sulzer. 
Vitex agnus-castus. 
Aphis viticis Ferrari. 
Vitis cordifolia. 
Aphis ilUnoisensis Shimer. 
Aphis rivariae Oestlund. 
Phylloxera vitifoliae Fitch. 
23—-S. A. L. 
