Field Guide

Land Invertebrates

Showing 1 - 10 of 167 results
Media
image of Xystodesmid Millipede crawling on a forest floor
Species Types
Scientific Name
8 tribes, with about 23 genera, in North America north of Mexico
Description
Millipedes in family Xystodesmidae often have bright colors that serve as a warning to potential predators that they may secrete foul or toxic substances.
Media
Three-banded grasshopper resting on a grass stalk with a blue background
Species Types
Scientific Name
Hadrotettix trifasciatus
Description
The three-banded grasshopper is one of our most attractively marked grasshoppers, with three sharply marked dark bands.
Media
Photo of a robber fly, genus Ommatius, perched on a wall.
Species Types
Scientific Name
Ommatius spp.
Description
Ommatius robber flies are medium-sized robber flies with distinctively branching antennae. There are about four of five species that might occur in Missouri.
Media
Photo of an adult female house cricket walking on bark
Species Types
Scientific Name
Acheta domesticus
Description
House crickets are probably native to Eurasia but are found nearly worldwide, having traveled the globe with people. Unlike most other field crickets in our area, they are tan and brown instead of glossy black.
Media
Virginia flower fly resting on a concrete surface
Species Types
Scientific Name
Milesia virginiensis
Description
The yellowjacket hover fly, or Virginia flower fly, is a completely harmless mimic of yellowjackets. No more dangerous than a housefly, it buzzes around and seems aggressive.
Media
image of American Carrion Beetle
Species Types
Scientific Name
Necrophila americana
Description
The American carrion beetle has a yellow pronotum with a big black spot in the middle. Adults of this species of silphid beetle eat fly maggots, plus some carrion. In flight, they seem like bumblebees.
Media
Several termite workers and a soldier in a gallery in wood
Species Types
Scientific Name
About 50 species in North America north of Mexico
Description
People often confuse termites with ants. Termites have a fairly cylindrical body, only slightly narrowed behind the head. Termites also have a pronotum, a shieldlike plate behind the head.
Media
Male eastern Hercules beetle walking in grass
Species Types
Scientific Name
Dynastes tityus
Description
The eastern Hercules beetle is a breathtaking animal. Like its Greek-hero namesake, it is big and strong. Males have horns; females do not. Hercules beetles are harmless to people.
Media
Elongate-bodied springtail on a brown leaf
Species Types
Scientific Name
More than 8,000 species globally
Description
Springtails, like insects, have six legs, but these tiny rounded, oval, or elongated creatures that hop quickly into the air are not insects. They have a separate lineage and many structural differences.
Media
Photo of a mayfly
Species Types
Scientific Name
More than 600 species in North America north of Mexico
Description
The mayflies are a fascinating group of insects. The nymphs live from months to years under water, and the delicate adults fly around in the air, mating, living for only a day or two.
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.