Field Guide

Land Invertebrates

Showing 31 - 40 of 169 results
Media
Leaf-footed bug on a leaf
Species Types
Scientific Name
Nearly 90 species in North America north of Mexico
Description
Leaf-footed bugs are a large family of true bugs that are named for the flattened, leaflike extensions that many have on their hind legs. They fly well, and many smell bad when handled. Squash bugs are a famous member of this group.
Media
Image of Tomentose Burying Beetle crawling on the ground
Species Types
Scientific Name
Nicrophorus, Necrophila, Necrodes, and others
Description
Beetles in the family Silphidae are called carrion beetles, burying beetles, and sexton beetles. They are usually black and often have red, orange, or yellow markings. Members of this group eat dead animals or scavenge dung or decaying plant material.
Media
Red milkweed beetle eating a common milkweed leaf.
Species Types
Scientific Name
About 1,000 species in North America north of Mexico
Description
Longhorned beetles are elongated and cylindrical, with antennae that are at least half the length of the body — sometimes much longer. The larvae are grubs that bore in wood or other plants. Some are serious pests.
Media
Cryptorhynchus weevil viewed from side
Species Types
Scientific Name
About 2,500 species in North America north of Mexico
Description
Weevils are plant-eating beetles with a characteristic long, down-curving snout. The antennae are clubbed and elbowed. There are thousands of weevil species.
Media
Seven-spotted lady beetle on a flower
Species Types
Scientific Name
Nearly 500 species in North America north of Mexico
Description
Lady beetles are beloved for many reasons. Farmers like the way they devour injurious aphids and scale insects. Everyone else appreciates their bright colors and shiny, compact bodies.
Media
Acrobat ants on a leaf
Species Types
Scientific Name
More than 700 species in North America
Description
Ants are everywhere! They outnumber us a million to one. These colonial insects are familiar to everyone on Earth. Their lives are endlessly fascinating.
Media
image of a Spittlebug and nest on plant stem
Species Types
Scientific Name
About 60 species in North America north of Mexico
Description
The nymphs of spittlebugs and froghoppers are famous for hiding in small foamy masses of fluid. The “spit” conceals them as they suck juices from plant stems. The adults resemble leafhoppers.
Media
image of a Thread-Waisted Wasp
Species Types
Scientific Name
Ammophila spp.
Description
There are more than 60 species of ammophila wasps in North America. They tend to be black, with orange on the abdomen. They are but one genus in the thread-waisted wasp family.
Media
Glossy black spider wasp manipulating paralyzed spider
Species Types
Scientific Name
About 300 species in North America north of Mexico
Description
People notice spider wasps when they notice a female lugging a captured spider to its doom. In most cases, she will drag the spider into a burrow, lay an egg on the spider, and then hunt for more spiders!
Media
Photo of an eastern yellowjacket
Species Types
Scientific Name
Vespula spp.
Description
Yellowjackets are bee-sized social wasps that build paper nests, usually underground. Their defensive stinging can make them a major pest when they nest near people.
See Also
Media
Photo of a Yellow-Collared Scape Moth
Species Types
Scientific Name
Cisseps fulvicollis
Description
The yellow-collared scape moth is more often “orange-collared.” And whether you think it looks more like a firefly or a wasp, it’s still a moth!
Media
image of Plume Moth on blade of grass
Species Types
Scientific Name
Nearly 150 species in North America north of Mexico
Description
Slim, delicate plume moths are instantly recognizable by their T-shaped silhouette, long legs, and muted shades of tan and brown. It can be hard to separate the various species.
Media
Photo of an Isabella Tiger Moth
Species Types
Scientific Name
Pyrrharctia isabella
Description
Not many people know the adult Isabella tiger moth when they see one, but we’re all acquainted with its caterpillar, the woolly worm, or woolly bear.

About Land Invertebrates in Missouri

Invertebrates are animals without backbones, including earthworms, slugs, snails, and arthropods. Arthropods—invertebrates with “jointed legs” — are a group of invertebrates that includes crayfish, shrimp, millipedes, centipedes, mites, spiders, and insects. There may be as many as 10 million species of insects alive on earth today, and they probably constitute more than 90 percent all animal species.