B.R.
Don't all spiders look scary?? lol
"There are several species of spider in Ohio, but among them are Wolf Spiders, Crab Spiders, Jumping Spiders, and Black Widows. The only spiders in Ohio that are considered poisonous to humans are the Black Widows and Brown Recluses."
You can find pictures and info of Ohio spiders here:
http://www.marion.ohio-state.edu/spiderweb/MainPage.htm
http://www.ehow.com/how_###-###-####_identify-spiders-ohi...
These are not specifically Ohio, but there's a black body with orange legs spider on this page:
http://www.americanarachnology.org/gallery_araneae.html