Wednesday, October 20, 2010

Moth from yellow black caterpillar

MY OBSERVATIONS

Food Plant : Lannea coromandelica ("Uthi" in Malayalam)

CATERPILLAR
Yellow  colour with black strips
Length 3.5 cm
Length of hairs 2 cm, and white in colour, only on black strips
Body width 0.4 cm

PUPA
Pupate in soft wood
Made a cage like covering (cocoon) with the bark of the wood
Starting the cage making at night (only in the dark) around 8 pm
If  we pointing a light source, it stops the work
Very small pieces of bark pasted to make these cage
Starting the cage from the middle portion of the body
Taking the bark from left and pasting it in the right
After finishing the half portion caterpillar turns and starts making the other portion

ADULTS












Emerged at night at 10.45 Pm
Excrete dark orange and thick liquid just after emerging. It hardened after few seconds
The curled wings takes 3 to5 minutes to open completely

Wings are dark brown in colour outside and brownish grey inner with white lines and black markings
Half portion of the under side of the wing is orange from the top
Inner side of the leg is orange and outer grey
In front of the black eyes there is two hornlike organ and in between them a yellow sucker is spiraled
Having segmented antenna
There is spin  in the joints of legs

FROM THE TIME OF PUPATE IT TAKES 16 DAYS TO EMERGE AS ADULT

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