Vol. VIII] ESSIG & KUWANA—SOME JAPANESE APHIDID^ 



81 



W ant. i- V 



G^JSIIXi^IDtL^iniJ^^ 



A ant, 



I rrrrTnTTTrTT7fl;^;r^CO 



A corn 



. ^^^BBm) kmmMm^ corn. 



W Cauda 



N — j:^ 



A Cauda 7"^^ 



^ ^ 



A hind t. ^^5=^ 



VV hind t. 



type 



EOE del. 



woA on host 

 Figure 22.—To.vopiera piricola Mats. 



0.56 mm. (base 0.10 mm., filament 0.46 mm.) ; total 1.57 mm. 

 Sensoria circular of various sizes and distributed as follows: 

 III (left) 29, (right) 26; IV (left) 14, (right) 15; V (left) 

 5, (right) 6. One individual shows the following: III (left) 

 32, (right) 24; IV (left) 16, (right) 16; V (left) 4, (right) 

 5 (some of these are dijfficult to make out). Rostrum reaching 



