Arkansas: Franklin: KU 19459-60, Ozark. Lafayette: KU 2938, 3057, Lewisville. Lawrence: CNHM 92003, Imboden; CNHM 92005, Powhatan; USNM 59214, Black River, Black Rock. Marion: TU 14606 (2), White River at Cotter. Prairie: KU 1831, 1868, 1870, 1874-76, 1930-31, 1957-63, 2294-302, 2305-06, 2308-09, 2838-41, 3002, White River, DeVall's Bluff.

Kansas: Barber: USNM 95185-86, 1 mi. S Lake City. Doniphan: KU 1872, 1878, 1964, Doniphan Lake. Douglas: KU 2220, 16148, 23230, 40179, 50825-26, 55296-306, Kansas River, Lawrence; KU 45065-66, 1 mi. N, 1.5 mi. W Lakeview. Ford: KU 51516, Ford. Kearny: KU 48216, 4 mi. S, 1.5 mi. W Deerfield. Marshall: KU 48228, Blue Rapids. Pottawatomie: KU 48229-33, 48238, 2 mi. E Manhattan, Riley County. Reno: USNM 95260, 6 mi. E Turon. Riley: KU 46861, 48234-35, 4 mi. N Manhattan; KU 48236, 2 mi. NE Randolph. Sedgwick: UMMZ 95362, Wichita. Shawnee: UMMZ 95366-67, Topeka. Sumner: USNM 95415, 3 mi. SE Oxford. Washington: KU 48237, 8 mi. S Hanover. Woodson: KU 45064, 1 mi. E, 2 mi. S Neosho Falls. County unknown: USNM 51528.

Illinois: Cass: INHS 2146, Beardstown. Coles: INHS 1965-67, 3 mi. S Charleston. Jackson: INHS 5894, 6.5 mi. N Aldridge, Union County; UMMZ 81570, Mississippi River. Jasper: INHS 2412, Rose Hill. Jersey: INHS 2156-58, Grafton. Mason: INHS 2147, Cedar Creek. Mercer: INHS 3458, Keithsburg. Monroe: INHS 4088, 3 mi. NE Columbia. Morgan: CNHM 6028, INHS 2148, Meredosia. Pope: CNHM 2463 (30), Golconda. Schuyler: UI 40-41, Crooked Creek. Shelby: INHS 2283, Holliday. Wabash: INHS 5228, Mt. Carmel.

Indiana: Daviess: UMMZ 110234, White River, 1.5 mi. W Elnora. Jefferson: USNM 8337, Madison. Knox: UMMZ 111880-81, "near" Decker Chapel. Posey: INHS 7278-80, 7447, TTC 798, Wabash River, 2-2.5 mi. S New Harmony; UMMZ 110598, 8 mi. NW Mt. Vernon.

Iowa: Allamakee: UMMZ 92657, 1/4 mi. W Victory, Vernon County, Wisconsin; UMMZ 92658-64, Mississippi River, "near" Lansing. Boon: UMMZ 92665, Des Moines River at Ledge State Park. Greene: UMMZ 92666, 3.5 mi. N Scranton. Muscatine: USNM 53521, 54733-34, 54742, 60054-56, Fairport.

Louisiana: Beauregard: TU 1242, Sabine River, Merryville. Caddo: CNHM 7845, Gayles. Catahoula: USNM 113228, Jonesville. Concordia: USNM 99870, Red River, "near" Shaw. Ouachita: TU 5989, Monroe. Richland: USNM 100422, Rayville. Sabine: TU 13163, 13294, Sabine River, 8 miles SW Negreet. St. James: TU 7543, Vacherie. St. Mar: USNM 100406, Berwick Bay, "near" Morgan City. Vernon: KU 41380, 46777, Sabine River NW Burr Ferry.

Minnesota: Hennepin: AMNH 4761-62, Fort Snelling.

Mississippi: Washington: USNM 92605, Greenville. County unknown: USNM 115939.

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Missouri: Clark: USNM 59267, 59278, Alexandria. Daviess: UMMZ 95505, Grand River, 1 mi. S Jameson. St. Louis: SM 2052, St. Louis. Wayne: UMMZ 82823, St. Francis River.