metallic, emerald-green beetle on ash leaf

    Emerald Ash Borer

    Agrilus planipennis
    invasive icon

    Invasive

    Photo of male and female European wood wasps on pine stump

    European Wood Wasp (Sirex Woodwasp)

    Sirex noctilio
    invasive icon

    Invasive

    image of a Feather-Legged Fly

    Feather-Legged Flies

    Trichopoda spp.
    Photo of a featherlegged orbweaver and egg case on a leaf

    Featherlegged Orbweaver

    Uloborus glomosus
    Photo of an adult female field cricket

    Field Crickets (House Crickets)

    Gryllus spp., Acheta domesticus, and relatives
    filmy dome spider

    Filmy Dome Spider

    Neriene radiata (formerly Prolinyphia marginata)
    image of Firefly crawling on a leaf

    Fireflies (Lightning Bugs)

    Approx. 175 species in North America north of Mexico
    image of a Summer Fishfly

    Fishflies

    Chauliodes, Neohermes, and Nigronia spp. (in eastern US)
    image of a Flower Fly on a flower

    Flower Flies (Syrphids)

    Nearly 900 species in North America
    Photo of a green crab spider on a leaf

    Foliage Flower Spiders

    Mecaphesa spp. and Misumessus spp.
    Photo of a furrow orbweaver hanging head down with a green background

    Furrow Orbweavers

    Larinioides spp.
    Image of a giant red-headed centipede.

    Giant Red-Headed Centipede

    Scolopendra heros
    Venomous Icon

    Venomous

    Photo of a goldenrod crab spider, whitish individual, on native aster flower

    Goldenrod Crab Spider

    Misumena vatia
    Photo of grass spider poised in funnel of her web

    Grass Spiders

    Agelenopsis spp.
    Photo of a great black wasp on a bindweed flower

    Great Black Wasp

    Sphex pensylvanicus
    Image of a great golden digger wasp.

    Great Golden Digger Wasp

    Sphex ichneumoneus
    Green June beetle on goldenrod

    Green June Beetle

    Cotinis nitida
    image of Green Lacewing clinging to rock

    Green Lacewings

    About 85 species in North America north of Mexico
    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.
    Photo of female heptagonal orbweaver in web.
    Image of a honeybee worker.

    Honeybee

    Apis mellifera
    image of Horned Passalus crawling on wood

    Horned Passalus

    Odontotaenius disjunctus
    Photo of a Pigeon Tremex Horntail

    Horntails

    About 28 species in North America
    image of Horse Fly on tree trunk

    Horse and Deer Flies

    Tabanus, Chrysops, and related genera
    Image of house centipede

    House Centipedes

    There are several species of house centipedes in the world.
    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
    Lace bugs on a leaf

    Lace Bugs

    About 165 species in North American north of Mexico
    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
    Leaf-footed bug on a leaf

    Leaf-Footed Bugs

    Nearly 90 species in North America north of Mexico
    photo of a leafcutter bee

    Leafcutter Bees

    Species in the genus Megachile.
    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 May Beetle on wood

    May Beetles (June Bugs)

    Phyllophaga spp.
    Photo of a mayfly

    Mayflies

    Hundreds of species in North America.
    image of a Midge

    Midges

    Nearly 1,100 species in North America
    image of Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico
    image of Mosquito

    Mosquitoes

    There are about 50 species of mosquitoes in our state.
    image of Black-and-Yellow Mud Dauber

    Mud Daubers

    Three genera: Sceliphron, Trypoxylon, and Chalybion
    image of a Mydas Fly

    Mydas Flies

    About 80 species in North America
    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
    image of a Four-Spotted Owlfly

    Owlflies

    There are 8 species in North America
    image of Paper Wasp on flowers

    Paper Wasps

    Species in the genus Polistes
    Peacock fly resting on a thistle leaf

    Peacock Flies (Tephritid Fruit Flies)

    About 300 species in North America north of Mexico

Pages

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