Acrobat ants on a leaf

    Ants

    More than 700 species in North America
    image of Assassin Bug crawling on a leaf

    Assassin Bugs

    Nearly 200 species in North America north of Mexico
    Venomous Icon

    Venomous

    image of Bee Fly on leaf

    Bee Flies

    About 800 species in North America
    image of a Toad Bug

    Big-Eyed Toad Bug

    Gelastocoris oculatus
    Photo of a meloe blister beetle, female, on ground

    Blister Beetles

    More than 400 species in North America north of Mexico
    image of greenbottle fly on carcass

    Blow Flies (Bottle Flies)

    About 84 species in North America.
    image of Caddisfly on leaf

    Caddisflies

    Various species in the order Trichoptera
    Photo of eyed click beetle on bark

    Click Beetles

    Approximately 1,000 species in North America
    Photo of a female scorpionfly perched on a leaf.
    Photo of a Harvestman, viewed from above

    Daddy Longlegs (Harvestmen)

    About 6,500 species have been named so far, worldwide.
    Photo of a female and male European earwig on a dead leaf.

    Earwigs

    Forficula auricularia, Euborellia anulipes, and others.
    image of Firefly crawling on a leaf

    Fireflies (Lightning Bugs)

    Approx. 175 species in North America north of Mexico
    image of a Flower Fly on a flower

    Flower Flies (Syrphids)

    Nearly 900 species in North America
    Photo of a furrow orbweaver hanging head down with a green background

    Furrow Orbweavers

    Larinioides spp.
    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Photo of a Xysticus crab spider, tan individual

    Ground Crab Spiders

    Xysticus spp.
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America
    Japanese beetle on a leaf

    Japanese Beetle

    Popillia japonica
    Seven-spotted lady beetle on a flower

    Lady Beetles (Ladybird Beetles; Ladybugs)

    Nearly 500 species in North America north of Mexico

    Land Snails and Slugs

    Approx. 150 species of land snails and slugs in Missouri
    Swamp milkweed leaf beetle on a leaf it has chewed on.

    Leaf Beetles

    About 2,000 species in North America
    image of a Leafhopper on leaf

    Leafhoppers

    More than 3,000 species in North America north of Mexico
    Red milkweed beetle eating a common milkweed leaf.

    Longhorned Beetles (Borers; Sawyer Beetles)

    About 1,000 species in North America north of Mexico
    Photo of a longjawed orbweaver walking on a plant stalk

    Longjawed Orbweavers

    Tetragnatha spp.
    image of Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico
    Photo of a nursery web spider on a plant

    Nursery Web Spiders

    Pisaurina spp.
    Photo of an orchard orbweaver with a black background

    Orchard Orbweaver

    Leucauge venusta
    Peacock fly resting on a thistle leaf

    Peacock Flies (Tephritid Fruit Flies)

    About 300 species in North America north of Mexico
    Photo of a picture-winged fly

    Picture-Winged Flies

    About 130 species in North America north of Mexico
    Citrus flatid planthopper on twig

    Planthoppers

    More than 900 species in North America north of Mexico
    Male eastern Hercules beetle walking in grass

    Scarab Beetles

    About 1,700 species in North America north of Mexico.
    A reddish centipede crawls over a rock

    Soil Centipedes

    There are many species of soil centipedes in our state.
    image of Soldier Beetle on Goldenrod

    Soldier Beetles

    Nearly 500 species in North America north of Mexico
    Glossy black spider wasp manipulating paralyzed spider

    Spider Wasps

    About 300 species in North America north of Mexico
    image of a Spittlebug and nest on plant stem

    Spittlebugs and Froghoppers

    About 60 species in North America north of Mexico
    Photo of a spotted orbweaver or barn spider, Neoscona crucifera, with black background

    Spotted Orbweavers

    Neoscona spp.
    photo of a male reddish-brown stag beetle

    Stag Beetles

    About 24 species in North America north of Mexico
    Green stink bug on a leaf

    Stink Bugs

    In North America, more than 200 species in 64 genera.
    Image of a sweat bee

    Sweat Bees

    Numerous species and genera in Missouri
    Photo of a tan jumping spider

    Tan Jumping Spider

    Platycriptus undatus
    image of a Thread-Waisted Wasp

    Thread-Waisted Wasps

    Ammophila species
    American dog tick crawling on a person's skin

    Ticks

    Three common Missouri species.
    image of Cocklebur Weevil

    Weevils (Snout Beetles; Bark Beetles)

    About 2,500 species in North America north of Mexico
    image of a Wheel Bug, Side View

    Wheel Bug

    Arilus cristatus
    Venomous Icon

    Venomous

    Photo of wolf spider with young

    Wolf Spiders

    Numerous species and genera in our state.
    Photo of an eastern yellowjacket

    Yellowjackets

    Most are in the genus Vespula

See Also

Photo of a Yellow-Collared Scape Moth

Yellow-Collared Scape Moth

Cisseps fulvicollis
image of Plume Moth on blade of grass

Plume Moths

Nearly 150 species in North America north of Mexico