Some species has been reported as important pests.
Arctornis riguata has been reported as one of the
species that defoliate seriously the cultivated mango
in the center of mango production (Probolinggo,
East Java) during March-May 2011 (Sutrisno et al.
2013). In addition, A. cyana also has been reported
to defoliate the durian leaf in Thailand (Lim 1997),
while A. submarginata defoliatestea leaf in North
East India (Sinu et al. 2013).