Summary description from Wikipedia:

Pachysphinx modesta in languages:

English

Modest Sphinx Moth

English

Big Poplar Sphinx Moth

English

Modest Sphinx

French

sphinx du peuplier

Images from inaturalist.org observations:

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Parent Taxon

• Pachysphinx

Sibling Taxa

• Pachysphinx modesta
• Pachysphinx occidentalis
• Pachysphinx regalis

Top Observation Places

• Woodbury
• Halifax
• Dartmouth
• Eden Prairie
• Minnetonka