10 



KANSAS UNIVERSITY SCIENCE BULLETIN. 



Pleasure Key. 



Underscore terms nsed and fill out blanks. 



Acc. No Name . 



' Hirsute glabrous 



I Apparent, mm. I. .II. .III. . IV. .V. .VI. .VII. 

 I Real, mm. I. .II. III. .IV. .V. .VI. .VII. 



Antenna. ^ ^"°^*^ j Total length | ^l^^^^'^^[ '^'^■•; 



Head ■( 



Sensoria 



Extends. 



( Circular, transverpe. 



I Number, III. . . . IV. . . . V. . . . VI . 



■ci ( Ocular tubercles 



^y«^i Ocelli, 



Beak length \ Apparent, mm. 

 I i^eaK, lengm ^ j^^^j^ ^^ 



Prothoracic tubercles: Present, absent. 

 Venation 



mm. 



Wings -^ 



Stigma -{ 



Lenath \ Apparent, 

 l^engtn ^Keal, mm. 



Breadth ) lPP,^TnJ' °'°'- 

 I / Keal, mm. 



Total exnansion ^ Apparent, mm. . . 

 lotai expansion | Real, mm 



T ( Normal , » . 



Le^'i Length of n>etatarsu,)^PP"-^."»; 



Tubercles 



f Cylindrical, incrassate, clavate, tuberculate. 



Honey- tubes \ Extent, base of style, distal end 



1 Length Apparent, mm 



^ / Keal, mm 



f Glabrous, hirsute 



o. , I Ensiform, conical, globular, subglobular, obsolete. 



Total length o, bod. I Apparent, mm. 



Widrho, abdomen llXmrn"": 



Aphid Theme. 



This key is followed when a final description is taken from the color and measure keys. 



r Color. 



f Color and covering. 

 I Length of segments. 

 Antenme -^ Total length. 



Length in relation to the body. 



Sensoria 5 ?t^^P^ 



/ Number per segment. 



Color. 



Eyes -j Ocular tubercles. 



Ocelli. 



Head i 



Color. 

 Beak ] Length. 



] 



/ Length in proportion to the body. 



