Field Guide

Land Invertebrates

Showing 1 - 10 of 23 results
Media
A reddish centipede crawls over a rock
Species Types
Scientific Name
Hundreds of species in North America north of Mexico
Description
Centipedes are familiar to anyone who has overturned rocks and logs, sifted through leaf litter, or dug in the soil. Learn more about Missouri's members of class Chilopoda.
Media
Photo of a land snail crawling on a rock.
Species Types
Scientific Name
Approx. 150 species of land snails and slugs in Missouri
Description
Most people know land snails and slugs when they see these interesting animals. Missouri has about 150 species in 25 families.
Media
Image of a giant red-headed centipede.
Species Types
Scientific Name
Scolopendra heros
Description
The bright colors of the giant redheaded centipede have a message for you: Handle with great care! It’s of the few centipedes in our state capable of inflicting a painful, venomous bite.
Media
image of Paper Wasp on flowers
Species Types
Scientific Name
Polistes spp.
Description
Paper wasps are the most familiar of Missouri's social wasps. A late summer nest bristling with dozens of wasps can be an impressive sight. If you have a garden, however, these wasps are your friends.
Media
Photo of an adult damselfly on a twig next to water.
Species Types
Scientific Name
Species in the suborder Zygoptera
Description
Like dragonflies, damselflies have long bodies, two pairs of long, membranous, finely veined wings, and predaceous aquatic larvae that have extendible mouthparts. Damselflies typically hold their wings together, above the body.
Media
image of Assassin Bug crawling on a leaf
Species Types
Scientific Name
Nearly 200 species in North America north of Mexico
Description
Assassin bugs are usually black or brown, with an elongated head bearing a single, clawlike tube used for piercing and injecting venom into their prey. They are common in Missouri.
Media
image of a Wheel Bug, Side View
Species Types
Scientific Name
Arilus cristatus
Description
The wheel bug is a large gray or brown insect that carries something interesting on its back: Is it a cog, or a wheel, or a circular saw blade?
Media
image of an Ichneumon Wasp on tree trunk
Species Types
Scientific Name
More than 5,000 species in North America
Description
Most ichneumon wasps are harmless, although the long ovipositor of the female is intimidating. Their larvae live as parasites inside caterpillars and other larval insects.
Media
image of Fiery Searcher on dead leaves
Species Types
Scientific Name
About 2,400 species in North America north of Mexico
Description
Ground beetles are a family of mostly nocturnal or light-shunning beetles that tend to be shiny black and have grooved wing covers. This group also includes tiger beetles, however, which includes many colorful daytime fliers.
Media
Grapevine beetle walking on a person's hand
Species Types
Scientific Name
About 1,700 species in North America north of Mexico
Description
The scarab beetle family is very large, with breathtaking variety — and often great beauty. Many scarabs are large and colorful.
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.