no photo — written note
InsectsSensitive species
Dark-hindwinged prairie fritillary, one of Indiana's rarest butterflies.
Field facts
HabitatHigh-quality prairie remnants
RangeA few northwestern remnants
When to lookJune to September
StatusState endangered (Indiana DNR / IUCN Red List)
Look-alikesGreat Spangled Fritillary
Field note: It survives only where original prairie sod was never ploughed.
Lesson
Watching responsibly
Do not disclose exact locations or enter remnant prairie off-trail.
This species is treated as sensitive: locations are generalised to county level and never routed to directly.
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