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
    Photo of a leech

    Leeches

    Various species in the subclass Hirudinea
    lilliput

    Lilliput

    Toxolasma parvus
    Image of a lined snake

    Lined Snake

    Tropidoclonion lineatum
    Photo of ling chih, a shiny, hard, rust-colored bracket fungus, growing on tree

    Ling Chih (Lingzhi; Reishi Mushroom)

    Ganoderma sessile (formerly G. lucidum)
    fork and knife icon

    Edible

    a row of little brown, umbrella-shaped mushrooms along a decaying log

    Little Brown Mushrooms

    Various species of confusingly similar mushrooms
    Poisonous Icon

    Poisonous

    little brown skink

    Little Brown Skink

    Scincella lateralis
    Little wood satyr resting with wings closed

    Little Wood Satyr

    Megisto cymela
    Photo of a long-tailed salamander on a rotten log.

    Long-Tailed Salamander

    Eurycea longicauda longicauda
    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.
    No photo available

    Longnose Darter

    Percina nasuta
    exclamation mark

    Endangered

    Photo of a longpincered crayfish.

    Longpincered Crayfish

    Faxonius longidigitus (formerly Orconectes longidigitus)
    Photo of pulmonate snail crawling on rock

    Lunged Aquatic Snails (Pulmonate Pond Snails)

    Over 30 Missouri species in former subclass Pulmonata
    Photo of a magdalen underwing moth

    Magdalen Underwing

    Catocala illecta
    Photo of a Mammoth Spring crayfish.

    Mammoth Spring Crayfish

    Faxonius marchandi (formerly Orconectes marchandi)
    maple leaf

    Mapleleaf

    Quadrula quadrula
    image of May Beetle on wood

    May Beetles (June Bugs)

    Phyllophaga spp.
    Photo of a mayfly

    Mayflies

    Hundreds of species in North America.
    Photo of a mayfly naiad crawling on rock underwater

    Mayfly Larvae

    There are hundreds of species in North America.
    Photo of two meadow mushrooms, at different angles, white with pinkish tan gills

    Meadow Mushroom

    Agaricus campestris
    fork and knife icon

    Edible

    Meek's Crayfish

    Meek’s Crayfish

    Faxonius meeki (formerly Orconectes meeki)
    Photo of mica cap cluster, bell-shaped, brown, capped mushrooms

    Mica Cap

    Coprinellus micaceus (formerly Coprinus micaceus)
    fork and knife icon

    Edible

    Photo of a midge fly larva crawling on a rock in an aquarium

    Midge Fly Larvae

    Nearly 1,100 species in North America
    image of a Midge

    Midges

    Nearly 1,100 species in North America
    midland brownsnake

    Midland Brownsnake

    Storeria dekayi wrightorum
    image of Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico
    Photo of a gravid Mississippi grass shrimp in an aquarium.

    Mississippi Grass Shrimp

    Palaemonetes kadiakensis
    Image of a monarch

    Monarch

    Danaus plexippus
    Photo of common morels growing on forest floor

    Morels

    Morchella species
    fork and knife icon

    Edible

    Photo of a Morning-Glory Prominent moth

    Morning-Glory Prominent

    Schizura ipomoeae
    Photograph of several mosquito larvae resting at water surface

    Mosquito Larvae

    There are about 50 species of mosquitoes in our state.
    image of Mosquito

    Mosquitoes

    There are about 50 species of mosquitoes in our state.
    Forage looper moth perched on a brick wall, viewed from side

    Moths

    More than 12,000 species in North America north of Mexico
    Color illustration of Mountain Madtom

    Mountain Madtom

    Noturus eleutherus
    exclamation mark

    Endangered

    mucket

    Mucket

    Actinonaias ligamentina
    Photo of multicolor gill polypore, a colorfully zoned bracket fungus on a log

    Multicolor Gill Polypore

    Lenzites betulina
    image of a Mydas Fly

    Mydas Flies

    About 80 species in North America
    Neosho Madtom

    Neosho Madtom

    Noturus placidus
    exclamation mark

    Endangered

    Photo of a Neosho midget crayfish.

    Neosho Midget Crayfish

    Faxonius macrus (formerly Orconectes macrus)
    image of a Nessus Sphinx

    Nessus Sphinx

    Amphion floridensis
    Illustration of a Niangua darter

    Niangua Darter

    Etheostoma nianguae
    exclamation mark

    Endangered

    image of a Dagger Moth

    Noctuid Moths

    More than 2,500 species in North America north of Mexico
    Illustration of a northern brook lamprey

    Northern Brook Lamprey

    Ichthyomyzon fossor
    Image of a northern crawfish frog

    Northern Crawfish Frog

    Lithobates areolatus circulosus
    Northern Cricket Frog

    Northern Cricket Frog

    Acris crepitans
    Image of a northern hogsucker

    Northern Hogsucker

    Hypentelium nigricans
    Image of a northern leopard frog

    Northern Leopard Frog

    Lithobates pipiens

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