Sex Determination in Phylloxerans and Aphids 
289 
TABLE III. 
NO LARGE 
OF SIZE gToraL | winc- | wincep| pwarrs| MATE | FEMALE) SEX oa 
EGGS EGGS Q 3} 
GALL LESS 
DOTME ES Mleresiele lol sistaisie 13 2 I 5 5 
OD aPN SUVA lteiere erase cheats 16 I 4 5 4 
ZORms smialb yee asec 22 2 6 7 7 
oro ke \wisnctall leet Sas Ap ote 44 4 4 30 6 
DOGMA RSEalleasaistate siatare 6 2 2 
plot tye les Lasenaopoge 17 3 2 
toy je ijl bee aooce 8 4 4 
208 | verysmall....... 1 (egg) 
209 | verysmall....... 6 2 2 
210 | verysmall....... 9 I I 6 I 
PUTS | VeKyismallscw..s' 23 2 14 6 I 
212 | verysmall....... 18 2 I 15 
Dg lac genni. cetatae se 30 ° 6 1? 23 ie 
214, | medium—-.-... 18 2 9 5 2 
215 | medium—.,.... II I 2 I 4 I 
216 | small+........ 22 7 4 7 4 
aig) = |e lo eas sod E 50 3 14 28 I 2 
2a |p SitAlllt- 5h 2 eieiase\- 16 2 15 9 
BiGy gees Gas abooe 24 3 13 3 5 
DIO, | SMAI arian -\eip.es=.2 13 3 
DETMe SHOAL cssercte ete) esis 16 3 I 6 6 
ZIM SIV AL tootsie eis ss 38 3 Py) 8 
223 | medium........ 31 2 I 16 9 2 I 
Z2A SMEG: ae » visi 27 10 2 4 10 I 
PPTs || ie bee emo oor 15 I 6 5 2 I 
PZ OMA ESIDAlleccaasistssie ns 25 2 10 13 
ZZ ite Ms’ S sts hai shes 6 aI I 2 2 2 
22 SMA NDe Ciera cist are cisve, 126 12 44 70 
zz) || NWS abcde ostuc 105 II 32 19 35 8 
230 | big. 100 6 55 39 
ZANE WSC aa ene. cob ean III 17 80 89 
232 172 3 9 I 
233 9 
234 9 
235 I 12 4 I 3 
236 3 23 27 
ais 3) 39 ee 
238 6 35 II 
230 4 12 27 
240 3 22 24 
