Bug FAQCommon Sailer
Neptis hylas · Order: Lepidoptera · Family: Nymphalidae
Also called: Common Sailor
The Common Sailer has a black upperside with clean white markings, while the underside ranges from pale golden-ochre to dark chocolate with broader white marks edged in black. It lives across the Indian subcontinent and southeast Asia and also appears in a humid zone near Gorizia in Italy, close to Slovenia. More than twenty subspecies have been described, and the species has been observed to produce sounds whose purpose is still unknown.
Source: Wikipedia
How to recognize it
Upperside is black with pure white markings; underside varies from pale golden-ochre to dark chocolate, showing the same white markings but broader and outlined in black.
Source: Wikipedia
Does it bite or sting?
The species has been observed to make sounds, but their function is not known.
Source: Wikipedia
Where it lives
Found throughout the Indian subcontinent and southeast Asia, and also in a limited humid area near Gorizia, Italy, close to Slovenia.
Source: Wikipedia
Life cycle
More than twenty subspecies have been described.
Source: Wikipedia
Where it comes from
Native to the Indian subcontinent and southeast Asia, including continental India, Sri Lanka, Assam, Nepal, Myanmar, extending to China and the Indomalayan region.
Source: Wikipedia
Lookalikes
There are over twenty described subspecies, which can be confusing when identifying this butterfly.
Source: Wikipedia
More photos
Questions people ask
Does the Common Sailer make any sounds?
Yes, it has been observed to produce sounds, though scientists have not determined their purpose.
Source: Wikipedia
Same family (Nymphalidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Neptis_hylas
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-24 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.