Spodoptera frugiperda

Spodoptera frugiperda (J. E. Smith, 1797) - Fall army worm

Ganiger et al. (2018) Occurrence of the new invasive pest, fall armyworm, Spodoptera
frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), in the maize fields,
of Karnataka, India. Current science, 115 (4): 621-623
SS: Phalaena frugiperda Smith, 1797; in Smith & Abbot, Nat. Hist. Rarer Lepid. Ins. Georgia 2: 191, pl. 95; TL: Georgia. Text at https://archive.org/details/mobot31753000314432/page/191/mode/1up?view=theater
Vinay, N., Raju, S.V.S., Babu, S.R. and Sharma, K.R., 2022. First report on occurrence of fall armyworm, Spodoptera frugiperda (JE Smith)(Lepidoptera: Noctuidae) from North Eastern plain zone of Uttar Pradesh, India. J. Exp. Zool. India, 25, pp.1598-604.
http://mothphotographersgroup.msstate.edu/species.php?hodges=9666
https://www.butterfliesandmoths.org/species/Spodoptera-frugiperda
http://lepidoptera.butterflyhouse.com.au/acro/frugiperda.html
Agree with ID based on larval stage ID. Difficult to identify from adult.