Jagged ambush bug on a plant stem

    Ambush Bugs

    Phymata spp. and others in subfamily Phymatinae (ambush bugs)
    Venomous Icon

    Venomous

    several yellow aphids on plant

    Aphids

    More than 1,300 species in North America north of Mexico
    brokenray

    Arkansas Brokenray

    Lampsilis reeveiana
    Several regal fritillaries feeding on butterfly weed

    Butterflies and Skippers

    More than 700 species in North America north of Mexico
    Common shiner side view photo with black background

    Common Shiner

    Luxilus cornutus
    Photo of an adult damselfly on a twig next to water.

    Damselflies

    Species in the suborder Zygoptera
    deertoe

    Deertoe

    Truncilla truncata
    Photo of a male Banded Pennant dragonfly

    Dragonflies

    Species in the suborder Anisoptera
    elephant's ear

    Elephantear

    Elliptio crassidens
    exclamation mark

    Endangered

    elktoe

    Elktoe

    Alasmidonta marginata
    ellipse

    Ellipse and Bleedingtooth

    Venustaconcha ellipsiformis and V. pleasii
    Photo of a green crab spider on a leaf

    Foliage Flower Spiders

    Mecaphesa spp. and Misumessus spp.
    fragile papershell

    Fragile Papershell

    Leptodea fragilis
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    A wavy-lined emerald moth resting on a glass window

    Geometrid Moths

    About 250 species recorded for Missouri
    giant floater

    Giant Floater

    Pygandon grandis
    Polyphemus Moth, Belton MO

    Giant Silkworm and Royal Moths

    About 75 species in North America north of Mexico
    No photo available

    Hydras

    Various species in the genus Hydra
    image of a Leafhopper on leaf

    Leafhoppers

    More than 3,000 species in North America north of Mexico
    lilliput

    Lilliput

    Toxolasma parvus
    Forage looper moth perched on a brick wall, viewed from side

    Moths

    More than 12,000 species in North America north of Mexico
    mucket

    Mucket

    Actinonaias ligamentina
    pink mucket

    Pink Mucket

    Lampsilis abrupta
    exclamation mark

    Endangered

    plain pocketbook

    Plain Pocketbook

    Lampsilis cardium
    Photo of an aging Ravenel's stinkhorn, a column-shaped fungus with dark spores

    Ravenel's Stinkhorn

    Phallus ravenelii
    fork and knife icon

    Edible

    round pigtoe

    Round Pigtoe

    Pleurobema sintoxia
    scaleshell

    Scaleshell

    Leptodea leptodon
    exclamation mark

    Endangered

    spike

    Spike (Ladyfinger)

    Elliptio dilatata
    Photo of a pink planarian on a rock.

    Turbellarians (Planarians; Free-Living Flatworms)

    Species in genera Dugesia, Planaria, etc.
    wabash pigtoe

    Wabash Pigtoe

    Fusconaia flava