stink bugs

family Pentatomidae

Member of pentatomomorph bugs (infraorder Pentatomomorpha)
true bugs (suborder Heteroptera)
insects (class Insecta)
hexapods (subphylum Hexapoda)
arthropods (phylum Arthropoda)
animals (kingdom Animalia)

brown marmorated stink bug
Halyomorpha halys

brown marmorated stink bug
Halyomorpha halys

back mottled brown
each antenna with two wide light-colored bands
invasive
several native stink bug species look very similar

rough stink bugs
genus Brochymena

rough stink bugs
genus Brochymena

toothlike projections on lateral edges of pronotum
pleated pattern on rear margin of abdomen

southern green stink bug
Nezara viridula

southern green stink bug
Nezara viridula

scutellum has black dot in each basal corner (separate from the pale dots along the basal edge)
antennomeres 3 & 4 mostly reddish except at base
connexivum uniformly colored (with no or very tiny dark dot on apical margin of each abdominal segment)

green stink bug
Chinavia hilaris

scutellum has pale dot in each basal corner (separate from the pale dots along the basal edge)
antennomeres 3 & 4 blackish within the apical half of each
connexivum usually has conspicuous dark dot on apical margin of each abdominal segment

hedge nettle stink bug
Cosmopepla conspicillaris

hedge nettle stink bug
Cosmopepla conspicillaris

differs from C. uhleri in having a white border on the tip of the scutellum

genus Thyanta

green burgundy stink bug
Banasa dimidiata

7 observed taxons / 1 unobserved taxon / 1 key

Chris’s observations: 9 (4 are research grade)

Locations:

Santa Clara, CA: 4
Bear Creek Redwoods OSP
Henry Cowell Redwoods SP - Fall Creek Unit
Nisene Marks SP
Russian Ridge OSP
Wunderlich CP

Months:

Jan.: 1
Feb.: 1
Mar.: 1
Apr.: 0
May: 1
Jun.: 0
Jul.: 3
Aug.: 0
Sep.: 1
Oct.: 1

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Taxon info: iNaturalist

Bay Area species: iNaturalist