''Papilio nephelus'' is a species of swallowtail butterfly belonging to the family Papilionidae. Subspecies include ''P. n. chaon'', the yellow Helen, and ''P. n. sunatus'', the black and white Helen.
Similar species: Moths And Butterflies
By Patomarazul
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Uploaded Jun 21, 2020. Captured Sep 25, 2015 12:41 in Kinabatangan, Sabah, Malaysia.