Gunda spp.

SS review
Bhanu: Image 1&2 are one individual and Image 3 is a second individual. these need to be uploaded as separate observations.
Currently, I am commenting only on the third image.
Wang, X., Wang, M., Zolotuhin, V.V., Hirowatari, T., Wu, S. and Huang, G.H., 2015. The fauna of the family Bombycidae sensu lato (Insecta, Lepidoptera, Bombycoidea) from Mainland China, Taiwan and Hainan Islands. Zootaxa, 3989(1), pp.1-138. Fig. 4. Reports javanica from NE Himalaya.
Norasuma javanica Moore, 1872, Proc. zool. Soc. London 1872: 376, pl. XXXIII, fig. 6. TL: “Java”. Holotype: female (OUMNH).
Gunda tonkinensis Lemée, 1950, Contribution a l’etude des Lepidopteres du Haut-Tonkin (Nord-Vietnam) et de Saigon.: 36. Type locality: Sundaland. Holotype: ?. Synonymized by Holloway, 1987.
Gunda javanica palawana Schultze, 1925, Philipp. J. Sci. 28: 569. “Palawan, Ulugan Bay, on Ship’s light” Holotype: ?.

https://www.mothsofborneo.com/part-3/bombycidae/bombycidae_2_2.php. Holloway also reports javanica from NE Himalaya. Note Holloway's comment "There are two related species: thwaitesii Moore ( + apicalis Hampson, syn. n.), from Sri Lanka, with a pentagonal male eighth tergite; an undescribed species from S. India with an H-shaped eighth tergite." Given this, I believe that your javanica-like individual from Andhra Pradesh is either thwaitesii Moore or the undescribed species from S. India. Difference described in genitalia...