Hasora chromus (Cramer)
Taxonomic position
Insecta: Lepidoptera: Hesperioidea: Hesperiidae: Coeliadinae
Common name
Common banded awl
Occurrence
Common during the monsoon and immediate post-monsoon months. It is also seen on the wing from April to June. Often, unusually large numbers of larvae are seen defoliating food plants (recently seen in March, 2016 in Bangalore).
Adult Biology
Male unmarked, dark brown on upper side, while female has two small semi trasparent yellowish white spots in discal area in spaces 2 and 3. Underneath has purple gloss over brown. Bluish white outwardly diffused discal band across under hindwing; also a black tornal patch.
Habitat / Crop(s) damaged
Pongamia Pinnata, Ricinus communis, Derris scandens and Trichilia connaroides.

For more details see Yale Peabody Museum of Natural History and Butterflies of Singapore.
Images
larva larva larva larva larva larva larva Pupa Pupa Pupa Pupa Adult Adult Adult Adult

Hasora chromus outbreak in Bangalore (March 2016). Photo credit: Dr. T.M. Shivalingaswamy & Dr. Ankita Gupta
egg egg Eggs
larva Larvae
pupa pupa Pupae
Male Male Male dorsal and ventral view
Female Female Female dorsal and ventral view
damage damage damage  Damage symptoms

(Updated on 05.04.2016)