I shared photos of the black-etched prominent a few weeks ago. Since then, I was able to photograph this ultimate instar that we found at Young Conservation Area in Jefferson County, Missouri.
2026 Caterpillar Season – Black-etched Prominent—Redux
"What a thousand acres of Silphiums looked like when they tickled the bellies of the buffalo is a question never again to be answered, and perhaps not even asked." -Aldo Leopold
