Image acquired with permission from the Natural History Museum at Tring, United Kingdom. Specimen collected by A. R. Wallace. Specimen locality: Morty Island Label transcription: [Wallace Coll. Acrocephalus orientalis Morty Is. Moluccas] [No. Brit Mus. Reg. 22.214.171.124 acrocephalus orientalis, (T.&.S.) Loc. Morty Is. Ex. Coll. A.R.Wallace]
NOTE: Species known to occur in Singapore. Imaged Wallace Specimen from Morty Island.