Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1416439

Black Swallowtail
Papilio polyxenes

Observation date: September 23, 2025
Submitted by: Nilesh Shah
Specimen type: Photograph
Observation notes: Seen on Golden Alexanders (Zizia aurea)
Status: Resident
Verified by: curtis.lehman
Verified date: October 26, 2025
Coordinator notes: None.
Checklist region(s): United States, Pennsylvania, Montgomery County

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