Indian Cave State Park, Nebraska. Whelen 2910: 40.238750, -95.526106 [Indirect replacement for the WS-2020 located at 40.242017, -95.531918. Uncertain if WS-2020 still remains; additional field visits required.] Indian Cave State Park, Nebraska. Whelen WS-2020: 40.2542826,-95.5665073 [Removed.] Ind...