leaf beetles

family Chrysomelidae

Member of cucujiform beetles (infraorder Cucujiformia)
beetles (order Coleoptera)
insects (class Insecta)
hexapods (subphylum Hexapoda)
arthropods (phylum Arthropoda)
animals (kingdom Animalia)

bronze beetle
Chrysolina bankii

bronze beetle
Chrysolina bankii

A species newly introduced to the US in the coastal areas of San Mateo County.

spotted cucumber beetle
Diabrotica undecimpunctata

blue dock beetle
Gastrophysa cyanea

Caution: ID unsure

4 observed taxons / 1 key

Chris’s observations: 7 (6 are research grade)

Locations:

Andrew Molera SP
Foothills Nature Preserve, Palo Alto
Joseph D. Grant CP
La Honda Creek OSP
Monte Bello OSP
Pacheco SP
Sweeney Ridge National Recreation Area

Months:

Dec.: 2
Jan.: 0
Feb.: 1
Mar.: 0
Apr.: 2
May: 0
Jun.: 1
Jul.: 1

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Taxon info: iNaturalist

Bay Area species: iNaturalist