Skip to main content

Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Governor JB Pritzker Illinois.gov Contact IDNR DNR A to Z

running crab spider

running crab spider (Thanatus formicinus) [male]
Photo © Hank Guarisco

Features and Behaviors

​Coming soon.

Illinois Range

Taxonomy

Kingdom: Animalia
Phylum: Arthropoda
Class: Arachnida
Order: Araneae
Family: Philodromidae

Illinois Status

​common, native