image of Antlion Larva on rock

    Antlion Larvae (Doodlebug Larvae)

    More than 100 species in North America north of Mexico
    Photo of arrow-shaped micrathena spider

    Arrowshaped Micrathena

    Micrathena sagittata
    white backed garden spider

    Banded Garden Spider

    Argiope trifasciata
    Image of a black widow

    Black Widow Spiders

    Latrodectus mactans and L. variolus
    Venomous Icon

    Venomous

    Photo of a bold jumping spider.

    Bold Jumper

    Phidippus audax
    Closeup of brown recluse spider on floor.

    Brown Recluse (Violin Spider)

    Loxosceles reclusa
    Venomous Icon

    Venomous

    Photo of a cellar spider in her cobweb with egg sac

    Cellar Spiders

    Pholcus, Psilochorus, and others in the Pholcid family
    Photo of a common house spider, egg sac, and web

    Common House Spider

    Parasteatoda tepidariorum (syn. Achaeranea tepidariorum)
    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 dark fishing spider standing on a rubber tire.

    Dark Fishing Spider

    Dolomedes tenebrosus
    Photo of a featherlegged orbweaver and egg case on a leaf

    Featherlegged Orbweaver

    Uloborus glomosus
    filmy dome spider

    Filmy Dome Spider

    Neriene radiata (formerly Prolinyphia marginata)
    Photo of a green crab spider on a leaf

    Foliage Flower Spiders

    Mecaphesa spp. and Misumessus spp.
    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 Xysticus crab spider, tan individual

    Ground Crab Spiders

    Xysticus spp.
    Photo of female heptagonal orbweaver in web.
    Photo of a longjawed orbweaver walking on a plant stalk

    Longjawed Orbweavers

    Tetragnatha spp.
    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 deceased pseudoscorpion on a US dime

    Pseudoscorpions

    Various species in the order Pseudoscorpionida
    Photo of female spiny-bellied orbweaver (spined micrathena) on a leaf

    Spined Micrathena

    Micrathena gracilis
    Photo of a spotted fishing spider and several aquatic springtails at the surface of shallow water

    Spotted Fishing Spider

    Dolomedes triton
    Photo of a spotted orbweaver or barn spider, Neoscona crucifera, with black background

    Spotted Orbweavers

    Neoscona spp.
    Photo of a striped bark scorpion

    Striped Bark Scorpion

    Centruroides vittatus
    Venomous Icon

    Venomous

    Photo of a tan jumping spider

    Tan Jumping Spider

    Platycriptus undatus
    Photo of a Texas brown tarantula

    Texas Brown Tarantula

    Aphonopelma hentzi
    Photo of an adult male American dog tick, walking on a dead leaf.

    Ticks

    Three common Missouri species.
    Photo of a trashline orbweaver, closeup

    Trashline Orbweavers

    Cyclosa conica and C. turbinata
    Photo of a whitebanded crab spider, yellow individual, on ox-eye daisy flower

    Whitebanded Crab Spider

    Misumenoides formosipes
    Photo of wolf spider with young

    Wolf Spiders

    Numerous species and genera in our state.

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

Numerous species in the family Pterophoridae (plume moths)