United States of America, Illinois, Monroe, Valmeyer, Salt Lick Point Land & Water Reserve, NE of the junction of Quarry Road and Bluff Road (= County Road 6), accessed ca 13 miles SW off IL 3 (from near its junction with I-255) on Bluff Road; along western loop of Salt Lick Point Trail near high p
38.3061111 -90.3047222
location information not given for endangered species