Field Guide

Land Invertebrates

Showing 21 - 30 of 50 results
Robber fly, genus Efferia, male, perched on a white-painted post
Robber Flies
More than 1,000 species in North America
Robber flies are aerial predators of a variety of insects. They often perch in conspicuous locations and make short flights chasing prey.
image of a Feather-Legged Fly
Feather-Legged Flies
Trichopoda spp.
Feather-legged flies are a genus in the tachinid fly family. They are beelike and have a feathery fringe of hairs on their hind legs, resembling the pollen basket of honeybees.
Photo of a female scorpionfly perched on a leaf.
Common Scorpionflies
Panorpa spp.
Male scorpionflies will make you look twice, because the abdomen is tipped with what looks like a scorpion stinger! These nifty insects cannot sting, however.
Black and rust-colored wasp on a plant
Poecilopompilus Spider Wasps
Poecilopompilus algidus and P. interruptus
Poecilopompilus spider wasps provision their nests with orbweaver spiders. They dig nest burrows into the ground and therefore prefer sandy or other workable substrates.
Long-legged wasp grasping a wolf spider while clinging to house siding
Entypus Spider Wasps
Entypus aratus, E. unifasciatus, E. fulvicornis, and others
Spider wasps in genus Entypus are bluish black and usually have some amount of amber color on their dark, smoky wings. Some species have bright yellow antennae.
Blue-winged scoliid wasp taking nectar on English ivy flowers
Blue-Winged Wasp
Scolia dubia
The blue-winged wasp is a common Missouri species of scoliid wasp. The abdomen has a distinctive fuzzy, rich rusty patch with two ovals of yellow. Its larvae eat Japanese beetle grubs and other scarab beetle larvae.
Blue orchard bee resting on a dirt surface
Blue Orchard Bee
Osmia lignaria
The blue orchard bee is one of our native mason bees, or megachilids. It is a very important native pollinator of spring-blooming orchard trees, such as apple, pear, and cherry.
Female Georgia mason bee, covered with yellow pollen, on a yellow flowerhead
Georgia Mason
Osmia georgica
The Georgia mason is one of several species of mason bees in Missouri. Like other megachilid bees, it is a native solitary bee that carries pollen in a special clump of hairs on the underside of the abdomen.
Male common eastern bumble bee on a New World aster
Common Eastern Bumblebee
Bombus impatiens
The common eastern bumblebee is widespread in the eastern United States. It is one of several species of bumblebees that occur in Missouri.
Black-and-gold bumble bee visiting wild bergamot flowerhead
Black-and-Gold Bumblebee
Bombus auricomus
The black-and-gold bumblebee is associated with prairies and other grasslands. It is one of several species of bumblebees that occur in Missouri.
See Also
Photo of a Yellow-Collared Scape Moth
Yellow-Collared Scape Moth
Cisseps fulvicollis
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!
image of Plume Moth on blade of grass
Plume Moths
Nearly 150 species in North America north of Mexico
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.
Photo of an Isabella Tiger Moth
Isabella Tiger Moth (Woolly Bear; Woolly Worm)
Pyrrharctia isabella
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.