248 Maine Agricultural Experiment Station. 1919. 



Aphis solan ina Pass. Theobald, 1919a, p. 5. 



Aphis urticaria Kalt. Buckton, 2, p. 51. 



Macrosiphum lactucac Schrank. Theobald, 1913, p. 55. 



Macrosiphum lactucae Linn. Wilson, 1918, p. 335. 



Macrosiphum solani Kaltenbach. Theobald, 1913, p. 55. 



Macrosiphum solanifolii Ashmead. Patch, 1907, pp. 235-254. 



Macrosiphum sonchi Linn. Theobald, 1913, p. 55. 



Mysus pcrsicae Sulzer. (R. solani Thomas?). Gillette and Tay- 

 lor, 1908, p. 34. 



Rhopalosiphum dianthi (Schrank) Koch. (persicae Puceron du 

 pecher Morren) (rapae Curtis) (A. floris rapae Curtis) (dubia? 

 Curtis) (vastator Smee) (persicaecola Boisduval) (Rh. persi- 

 cae Pass.) Buckton, 2, p. 17. 



Rhopalosiphum tubcrosellae Theobald. Theobald, 1919a, p. 5. 



Trifidaphis radicicola Essig. Essig, 1912a, p. 699. 



Tychca phase oli Pass. Karsch, 1886, p. 1. 

 villosum. 



Aphis solani Kittel. Wilson, 1918, p. 335. 

 sp. 



Amphorophora latysiphon Davidson. Swain, 1919a, p. 174. 



Aphis gossypii Glover (malvae Koch) (cucurbiti Buckt.) (citri- 

 folii Ashm.) (citrulli Ashm.) (cucumeris Forbes), van der 

 Goot, 1916b, p. 93. 



Aphis solanella Theobald. Wilson, 1918, p. 334. 



Aphis solani Kalt. Kaltenbach, 1874, p. 454. 



Mcgoura solani Thomas. Wilson, 1918, p. 334. 



Mysoidcs pcrsicae Sulzer (dianthi Kalt.) (solani Thos.) (achyr- 

 antes Monell) (malvae Oestl.). van der Goot, 1916b, p. 48. 



Mysus circumftexus Buckton. Swain, 1919a, p. 174. 



Rhopalosiphum lactucae Kalt. Swain, 1919a, p. 174. 



Rhopalosiphum pcrsicae (Sulzer). Pass. (A. dianthi Schrank) (A. 

 vulgaris Kyber) (A. rapae Curtis) (A. dubia Curt.) (A. vas- 

 tator Smee). Passerini, 1863, p. 20. 



WITHANIA. 



W. somniferum. 



Aphis malvae Koch. Das, 1918a, p. 274. 

 Aphis malvoides Das. Das, 1918a, p. 151. 

 Mysus persicae (Sulzer). Das, 1918a, p. 168. 



