Image acquired with permission from the Natural History Museum at Tring, United Kingdom. Specimen collected by A. R. Wallace. Specimen locality: Sumatra
Label transcription: [Collected by A.R. Wallace. 1861 Gryptonyx coronata. Tem. ♂. Sumatra. 96. / Pl.Col. 350 ♂. 357. ♀. 73.5.12.2400] [No. 1861. Brit. Mus. Reg. 73.5.12.2400 ♂ Rollulus roulroul (Scop.) Loc. Sumatra Excoll. A.R.Wallace.]
NOTE:
Species not known to occur in Singapore
Specimen not collected from Singapore