Specimens examined.—Total 250 as follows: Alabama: Morgan: UMMZ 99578, "near" Decatur.
Illinois: Adams: INHS 2150, Quincy. Bond: INHS 8345, Greenville. Carroll: CNHM 42116, Ordnance School Proving Ground. Cass: INHS 2151, Beardstown. Champaign: INHS 2273, 2311, 2413, 3142, "near" Seymour; INHS 4229, Champaign; INHS 6163, Sidney. Christian: INHS 1560, Pana. Coles: INHS 1968-69, 2 mi. W Charleston. Cumberland: INHS 2282, Greenup. De Witt: INHS 7674, Farmer City. Effingham: UI 1322, 2281, 19365, "near" Effingham. Fulton: INHS 5531, 2 mi. NE Bluff City, Schyler County; UI 23449, Liverpool; UI 24611, Spoon River, 18 mi. NW Canton. Hancock: USNM 53522, 59277, "near" Hamilton. Iroquois: INHS 6869-70, 2.5 mi. N Crescent City. Jackson: TU 1369 (12), Elkville. Kane: CNHM 42400, Aurora. Kankakee: CNHM 324, Momence. Kendall: UI 2411, Plano. Logan: INHS 7171-72, 6 mi. N Lincoln. Madison: USNM 60571. Macoupin: UI 2401-02, Beaver Dam Lake. Mason: CNHM 346, 470, INHS 1122, 1559, 5756-58, UI 42, 2404, Havana, Lake Chautauqua. Mercer: CNHM 3220, New Boston. Morgan: CNHM 2067 (2), 3290, 3303-04, 3306, INHS 2152, 2154, 5132-37, USNM 54747, Meredosia. Moultrie: INHS 8989, 2 mi. NW Lovington. Peoria: UI 2406-10, Peoria. Pope: INHS 5505, Lake Glendale. Putnam: UMMZ 81604-14, 5 mi. N Henry, Marshall County. Schuyler: UI 2405, "near" Ripley, Brown County. Scott: INHS 2149, 2153, Naples. Union: CNHM 18623, 6 mi. SW Jonesboro. Vermilion: INHS 3142, Muncie; INHS (1 untagged); UI 1970, 3209, Danville; UI 2403, 1.5 mi. E Oakwood; UI 16265, Kickapoo State Park. Wabash: USNM 12061, Mt. Carmel. Winnebago: INHS 7185, Kishwaukee Forest Preserve; INHS 7294, 1/2 mi. S Shirland. County unknown: USNM 7661.
Indiana: Bartholomew: UMMZ 61060, 10 mi. W Columbus. Carroll: USNM 42905-06, Burlington. Clark: UMMZ 110599, 14-mile Creek, 3 mi. NW Charleston. Decatur: UMMZ 55416, 3 mi. S Westport. Elkhart: UMMZ 105598, Elkhart River, south of Goshen. Gibson: UMMZ 89744, Foot's Pond. Johnson: UMMZ 108062, 2 mi. S Trafalgar. Knox: USNM 22711, Vincennes. Kosciusko: AMNH 8379, UMMZ 84287 (5), Winona Lake; UMMZ 110235, Wawasee Lake. Lake: CNHM 11019, 11021-24, Crown Point. Marion: UMMZ 103393, Ravenswood; UMMZ 110236, 1 mi. N Lawrence. Marshall: CNHM 39299; USNM 33495, Yellow River north of Burr Oak; USNM 33496-501, 35404, 42583-84, Lake Maxinkuckee. Wells: UMMZ 63523, Wabash River, Bluffton. County unknown (Lagrange or Marshall): USNM 50670, Twin Lakes.
Kentucky: Casey: UMMZ 112252, trib. of Green River, south of Yosemite. Green: UMMZ 116718, Little Barren River, 1.5 mi. E Monroe, Hart County. Rockcastle: UMMZ 98767, Rockcastle River, 5 mi. above Livingston.
Michigan: Allegan: UMMZ 42112, Kalamazoo River. Barry: UMMZ 53874, Thornapple River, 3 mi. NW Hastings. Bay: UMMZ 74670. Branch: UMMZ 95615, 1 mi. S Kinderhook; UMMZ 70748, Hog Creek. Calhoun: UMMZ 89950 (3); UMMZ 79133, near Battle Creek. Cass: UMMZ 40866-67, 53005, Diamond Lake; UMMZ 40868, 52948, Long Lake. Jackson: UMMZ [495] 72494. Kalamazoo: UMMZ 42130, 80534, Kalamazoo; UMMZ 90506, Gull Lake; UMMZ 92599, Kellogg Bird Sanctuary. Lenawee: UMMZ 72457, Devil's Lake; UMMZ 74662, Wolf Lake Park. Livingston: UMMZ 54401, 76190, Portage Lake. Monroe: UMMZ 44604-06, USNM 51213, "near" Monroe. Newaygo: UMMZ 63469. Oakland: UMMZ 64363, Hay's Creek; UMMZ 96539, Clinton River. Ottawa: UMMZ 81699. St. Joseph: UMMZ 38876, 38889, "near" White Pigeon; UMMZ 96537, Corey Lake. Van Buren: UMMZ 90003, Wolf River, west of Kalamazoo, Kalamazoo County. Washtenaw: SM 2035, 2038, 2105, UMMZ 39847, 96538, "near" Ann Arbor; UMMZ 35765, 35769, 74518 (2), Portage Lake; UMMZ 54402-03, Little Lake; UMMZ 89659, Huron River, Dexter; UMMZ 110583-85. County unknown (Washtenaw or Livingston): UMMZ 54400, Huron River near Portage Lake.
Mississippi: Adams: MCZ 46615, UMMZ 76446, "near" Natchez; MCZ 46621, 46633, USNM 01084, 01086, Washington. Coahoma: AMNH 5289, 5285-86, Moon Lake. Lafayette: MCZ 37173, Oxford; USNM 7650, Abbeville? (reported from Abbeville, South Carolina by Pickens, 1927:113; see discussion by Stejneger, 1944:50, and my comments on page 509 beyond). LeFlore: USNM 73668-69, Greenwood. Madison: USNM 95192, Big Black River. Washington: USNM 115980, Deer Creek. Yazoo: UMMZ 86669, Panther Creek west of Yazoo City; UMMZ 83304, Yazoo City.
New York: Monroe: CNHM 92001-02, Genesee River, Rochester. Wayne: AMNH 69931, CNHM 92004, Sodus Bay.
Ohio: Athens: UMMZ 111793, east branch Shade Creek. Franklin: USNM 26290. Lucas: USNM 51214, Toledo. Pike: UMMZ 99309, Morgan's Fork, Sunfish Creek. Warren: AMNH 4763, Little Miami River, 3 mi. below Morrow. County unknown: USNM 21128-29, Cuyahoga River.
Tennessee: Benton: UMMZ 113036, Eagle Creek, 1/2 mi. E Holliday. Bradley: UMMZ 59197, west branch of Chestnee Creek, 7 mi. E Cleveland. Claiborne: USNM 86677, 5 mi. SE Cumberland Gap, Powell River. Davidson: MCZ 1623-25, Cumberland River near Nashville (restricted locality); USNM 7165-67, Nashville. Decatur: KU 3000, Perryville. Hamilton: USNM 131861, Chattanooga. Monroe: TU 16058, Little Tennessee River, 10 mi. N Madisonville. Obion: UMMZ 53199, USNM 102911, Reelfoot Lake. Overton: UMMZ 69561 (2), Wirmingham. Sevier: TU 16132, UMMZ 86735, USNM 86681-82, near Sevierville; UMMZ 86734, Walden Creek "near" Gatlinburg. County unknown: MCZ 1908, headwaters of Tennessee River.
Virginia: Smythe: USNM 101386, Holston River, Seven Mile Ford.