Utah State University Extension
Most Utahn’s are familiar with the hobo spider (Tegenaria agrestis) and its potentially harmful bite. However, most Utahn’s don’t know that there is another spider commonly entering homes that may have a similar, but less toxic bite than the hobo—the yellow sac spider Chiracanthium inclusum).
Davis, Ryan S., "Yellow Sac Spiders" (2008). All Current Publications. Paper 992.