Search Results - Field Guide

Showing 1 - 10 of 36 results
Photo of a nursery web spider on a plant
Nursery Web Spiders
Pisaurina spp.
Nursery web spiders build silken tents in plants to protect their egg sacs, then stand guard until the hatchlings are ready to disperse. Large and velvety, nursery web spiders have long legs and variable color patterns.
Photo of a male redlegged purseweb spider walking on limestone gravel
Purseweb Spiders
Sphodros spp.
Purseweb spiders build tubular webs attached to the bases of trees. Because these are easily overlooked, most people usually only see the males, which walk around in the open in early summer as they seek mates.
Photo of a tan jumping spider
Tan Jumping Spider
Platycriptus undatus
The tan jumping spider usually lives on tree trunks. Its gray, tan, and brown coloration camouflages it against tree bark. There is usually an undulating pattern on the abdomen.
banded or white backed garden spider in web
Banded Garden Spider
Argiope trifasciata
The banded, or white-backed garden spider is slightly smaller than the black-and-yellow garden spider and has a pointier hind end. The abdomen is patterned with many thin silver and yellow transverse lines and thicker black, spotty lines.
Image of a female Argiope garden spider.
Black-and-Yellow Garden Spider
Argiope aurantia
The black-and-yellow garden spider is large but harmless. It sets up large, circular webs in gardens and grasslands. Lucky gardeners can host this remarkable pest exterminator all season long.
Photo of wolf spider with young
Wolf Spiders
Nearly 250 species in North America north of Mexico
A wolf spider doesn't spin webs to catch its prey — it runs it down like a wolf! Spiders in this family have long legs and are usually gray, brown, black, or tan with dark brown or black body markings (especially stripes).
Image of a black widow
Black Widow Spiders
Latrodectus mactans and Latrodectus variolus
The glossy, black-bodied female black widow spider has distinctive red spots on the underside of the abdomen. Only the female can inflict a potentially dangerous bite. The small, seldom-seen male is harmless.
Photo of a dark fishing spider standing on a rubber tire.
Dark Fishing Spider
Dolomedes tenebrosus
The dark fishing spider often evokes alarm because of its large size. This mottled black and brown spider is often misidentified. It is not always found near permanent water.
Photo of a dotted wolf spider
Dotted Wolf Spider
Rabidosa punctulata
The dotted wolf spider has a solid brown stripe running down the middle of the abdomen, seen from above. Like other wolf spiders, females have strong maternal instincts, carrying their spiderlings around on their back until they can be on their own.
Image of a speckled wolf spider
Speckled Wolf Spider
Tigrosa aspersa
A speckled wolf spider usually seems larger than it actually is. It's one of Missouri's more common species of wolf spiders. Mothers have remarkable maternal instincts and are often seen carrying their young around on their abdomen.