image of Antlion Larva on rock

    Antlion Larvae (Doodlebug Larvae)

    More than 100 species in North America north of Mexico
    Closeup of brown recluse spider on floor.

    Brown Recluse (Violin Spider)

    Loxosceles reclusa
    Venomous Icon

    Venomous

    Photo of a Harvestman, viewed from above

    Daddy Longlegs (Harvestmen)

    About 6,500 species have been named so far, worldwide.
    Photo of a featherlegged orbweaver and egg case on a leaf

    Featherlegged Orbweaver

    Uloborus glomosus
    Photo of a green crab spider on a leaf

    Foliage Flower Spiders

    Mecaphesa spp. and Misumessus spp.
    Photo of a Xysticus crab spider, tan individual

    Ground Crab Spiders

    Xysticus spp.
    Photo of female heptagonal orbweaver in web.
    Photo of a nursery web spider on a plant

    Nursery Web Spiders

    Pisaurina spp.
    Image of a deceased pseudoscorpion on a US dime

    Pseudoscorpions

    Various species in the order Pseudoscorpionida
    Photo of a spotted orbweaver or barn spider, Neoscona crucifera, with black background

    Spotted Orbweavers

    Neoscona spp.
    striped bark scorpion

    Striped Bark Scorpion

    Centruroides vittatus
    Venomous Icon

    Venomous

    Photo of a Texas brown tarantula

    Texas Brown Tarantula

    Aphonopelma hentzi
    American dog tick crawling on a person's skin

    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.