western yellowjacket

Vespula pensylvanica

Member of vespoid wasps (superfamily Vespoidea)
wasps
insects (class Insecta)
hexapods (subphylum Hexapoda)
arthropods (phylum Arthropoda)
animals (kingdom Animalia)

Caution: There may be other wild species of this genus not yet included in this guide.

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Chris’s observations: 3 (all are research grade)

Locations:

• Pinnacles NP
• San Pedro Valley CP
• Waterdog Lake & Open Space

Months:

• Mar.: 1
• Apr.: 0
• May: 0
• Jun.: 0
• Jul.: 0
• Aug.: 1
• Sep.: 0
• Oct.: 1

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Taxon info: iNaturalist – BugGuide

Bay Area species: iNaturalist