^ , 
P.rantecu beaf roller. ( . Butt© rfly. Erfcmota thrax.) 
Butterflies except e. few are acsjftly harmless, the exception:: 
x.rorR rice ,lemot« , mango, caster,the pulse butterflies and many 
otters, are of xsMtsntsximpcrf-.ance, to the economic zoologist. 
B»® Banana butterfly which seena to be absent from its Indira, 
is very common no* only cn the b&hana but it is said tc feed on 
the palrut such as livistcnia and many ethers, it beiu:: its 
ccmncn feed plant. 
. . V ' 
i.’i i." p - ? •* i j cc nmer*. *'hrc*die island c Singapore f and 
bftit ©© tc o-j !*\j -jpeH'Jl ul© '<‘0 dismatgs the plants tc a gresrt 
ex ten**,. Eh© leave:? are the object of attack:? v. r hioil are sheeded 
&ud torn a?id n ad© into rcller? fcr the prctscti.cn cf the ceter^i* 
* Ehe roll cf the leaf is very strong and i:s panted an it ^er© by 
the gummy substance cf the larva. She larva is puli gr^en 
copiously covered with scaly pcwder(.white). It is --5 i h . ion* y* 
*>* 
tt-vjn. rally gro?. r n and .5 in. through. It i/j narrated .toward:? v the 
* . A 
front sld® and aihickened toward:; toward:; the annul *;id©. 
>■ 
. 
2he south in a bis; Muck horny utrUst^r© vrhi'ch help:; the larva 
C • \ » \ \ 
to cut the leaf very effectively and devour the sane quite 
2*10 *;ht cf the banana plant in characteristic tc 
road! 1v. n - 
•wh s. this feeding . Ifhs rolls of the leaf hang down as if stu 
>-c **he ni0 rib. Ehi.*. nay bo miutnkenodf0 r the injury sixths 
due to the Wind. It it; 3 aid that crew:; are very effective in 
p i cki 1 g thsuelu.^voa. and hone it ab-iance from the Indian tracts 
Her e orews tewsix* except thc«® introduced by the P e:i ideut 
cr 
Pahuiip ? aero rep o rt d tc be preying cn theae/a nd have dene a 
a £ good clearing ef the tie peat. 
2c She larva makeu a very clou© tight roll which i*j not 
accessible tc a beetle cr any otha * inuect except, the :;ane ©at*; t 
4 
parts cf the same.( roll). 
