extension.usu.edu/pests/schoolipm/structural-pest-id-guide/index
Identification
small to very large spiders unique eye pattern (top image) females carry egg sacs on spinneretts and spiderlings on their back
Nesti…
1. House Spider
2. Hobo Spider
3. Grass Spider
adult bodies up to 3/8 inch long (longer including legs) robust, fast moving spiders…
5/8 - 3/4+ inch long black with yellowish-white face; no hairs
Nesting Habits
social colony dies off every fall; fertilized queens …