224 Maine Agricultural Experiment Station. 1919. 



SYMPLOCOS. 



S. subsessilis Choisy. (sessilifolia). 



Aulacorfhum syviplocois van der Goot. van der Goot. 1916b. p. 28. 

 Toxoptera aurantii Boj'er. (camelliae Kalt.) (aurantiae Koch) 

 (cofifeae Nietner) (Cejdonia theaecola Buckt.) (theobromae 

 Schout.). van der Goot, 1916b, p. 76, note p. 295. 



OLEACEAE. OLR'E FA^IILY. 



FORSYTHIA. 



F. viridissima Lindl. 



Xcctarophora tabaci Pergande. Pergande, 1898, p. 300. 

 Prociphilus venafiiscus Patch. Patch, 1913, Bui. 207, p. 448. 



FPvAXINUS. Ash. 



F. americanus L. White Ash. 



Aphis coryli Goetz. Kaltenbach. 1874, p. 432. 



Pemphigus humeliae (Schrank). Kaltenbach, 1843, p. 184. 



Pemphigus fraxinifoUi Riley. Jackson, 1908, p. 212. 



Phylloxera? fraxinx Stebbins. Stebbins. 1910. p. 46. 



Prociphilus approximatus Patch. Patch, 1917a, p. 418. 



Prociphilus fraxini Linn. Wilson. 1918, p. 244. 

 F. bungeana. 



Prociphilus humeliae Schrank. Matsumura, 1917b, p. 88. 

 F. dipetala H. and A. 



Pemphigus fraxini-dipetalae Essig. Essig, 1911b, p. 555. 

 F. excelsior L. 



Aphis fraxini Fabr. Wilson. 1918. p. 244. 



Aphis fraxini Geoffrey. Kaltenbach, 1843, p. 140. 



Callipterus coryli (Goetz) Koch. Buckton, 3, p. 18. 



Prociphilus humeliae (Schrank) Koch. (A. fraxini Fab.?) (E. 

 bumelina Heyden). Koch, p. 282. bumelina is misprint for 

 bumeliae. See He^'den, 1837, p. 295. 



Prociphilus humeliae Schrank. (Holzneria poschingeri Licht.) 

 van der Goot, 1915a, p. 449. 



Prociphilus fraxini Linn. Wilson, 1918. p. 244. 



Prociphilus nidificus ( Fr. Low). Ba3-er, 1914a. p. 153. 

 F. longicuspis. 



Siphocoryue fraxinicola Matsumura. Matsumura. 1917a, p. 359. 

 F. nigra Marsh, (sambucifoli). Black Ash. 



Pemphigus fraxinifoUi Riley. Jackson, 1908^ p. 211. 



Prociphilus fraxinifoUi Thomas. Wilson, 1918, p. 244. 

 F. oregona Xutt. 



Pemphigus calif amicus Davidson. Davidson, 1914. Jour. Ec. Ent. 

 Vol. 7, p. 127. 



