GENERIC CLASSIFICATION OF APHIDIDAE. 
93 
Page. 
Stomaphis Walker 18 
Subcallipterus Mordwilko 29 
Symydobius Mordwilko 30 
Takecallis Matsumura 29 
Tamalia Baker ■ 24 
Tetraneura Hartig 68 
Tetraphis BLorvath 83 
Tetrenema Derbes 73 
Thecabius Koch 77 
Thelaxes Westwood 21 
Therioaphis Walker 28 
Thomasia Wilson 35 
Thoracaphis Van der Goot 87 
Thripsaphis Gillette 30 
Todolachnus Matsumura 15 
Toxoptera Kocb 51 
Trama Heyden 19 
Tranaphis Walker 33 
Travaresiella Del Guercio 21 
Trichosiphum Pergande 37 
Page. 
Trifidaphis Del Guercio 79 
Trinacriella Del Guercio 79 
Tuberculatus Mordwilko 29 
Tuberculoides Van der Goot 29 
Tuberodryobius Das 18 
Tuberolachnus Mordwilko 18 
Tullgrenia Van der Goot : 79 
Tychea Koch 71 
Tychea Passerini 79 
Tycheoides Schouteden 79 
Unilachnus Wilson 17 
Uraphis Del Guercio 43 
Vacuna Heyden 21 
Vesiculaphis Del Guercio 51 
Watabura Matsumura 69 
Wilsonia Baker 16 
Yamataphis Matsumura 51 
Yezabura Matsumura 42 
Yezocallis Matsumura 30 
Yezosiphum Matsumura 49 
