THOMPSON: SNAIL GENUS MARSTONIA


Lake, Beaver Island (UMMZ 142517); Lake Michigan, Beaver Island, High Island Harbor (MCZ
30719, CM, FMNH 87849); CHEBOYGAN Co.: Outlet, Carp Lake (CM); Emmet, Carp Lake
(UMMZ 120659); Carp Lake, nr. Mackinaw City (CM); DICKINSON Co.: Brown Lake (UMMZ
7421); EATON Co.: Battle Creek River, W Bellevue (CM 62.2757); CRAWFORD Co.: Manistee
River, 7 mi. N Lake Mararethe (UMMZ 132277); GENESEE Co.: Silver Lake, nr. Fenton (UMMZ
41928); GRAND TRAVERSE Co.: Traverse City, Pine Lake (UMMZ 120711); HURON Co.: Rush
Lake (UMMZ 7417); IONIA Co.: Long Lake (UMMZ 164293); IRON Co.: Pickerel Lake (UMMZ
150145); JACKSON CO.: Sandstone Creek, 5 mi. W Jackson (UMMZ 197701, USNM 622766); Con-
cord, Michigan Spring Branch (UMMZ 197690); KALAMAZOO Co.: Outlet of Gourdreck Lake,
3 mi. NW Vicksburg (UMMZ 197691); W side Gull Lake (UMMZ 197706); 1.5 mi. N-NW Climax,
Blue Lake (USNM 622759); KEEWENAW Co.: Davis Creek (UMMZ 160672); Isle Royale, W end
Rock Harbor (UMMZ 120706); KENT Co.: Perch Lake (CM); Grand Rapids (UMMZ 120650);
Dewey's Mill (FMNH 87890, USNM 697029); Byer's Trout Pond (CM); Grand Rapids, Reed's
Lake (FMNH 102341, USNM 254122a); Perch Lake (CM, UMMZ 120651); LAKE Co.: Marl Lake
(UMMZ 160649); Kinney Creek (CM, FMNH 87893); Pere Marquette River (FMNH 87889);
Lake Twp., Bass Lake (UMMZ 37619); LENAWEE Co.: Posey Lake Outlet (UMMZ 46659);
LIVINGSTON Co.: Whitewood Lake (UMMZ 120703, UMMZ 27571); MANISTEE Co.: Onekama
(FMNH 59991); Bear Lake (USNM 172303); MONROE Co.: La Paisance Bay (UMMZ 27548);
MONTCALM Co.: outlet Mud Lake, Riverdale (UMMZ 120677); Cedar (UMMZ 120667); Mus-
KEGON Co.: Blue Lake (MCZ 166005); Muskegon Lake (UMMZ 120678); NEWAYGo Co.: Mono
Lake (USNM 539420); Hess Lake (MCZ 166003, FMNH 122002); Brook's Lake (FMNH 105144,
UMMZ 120675); Hog Lake (MCZ); Pickerel Lake (UMMZ 120668); OAKLAND Co.: Deer Lake
nr. Clarkston (UMMZ 7568); Orchard Lake (CM, UMMZ 69849); Straits Lake (UMMZ 29591);
Huron River, above Milford (UMMZ 29591); PRESQUE ISLE Co.: Orchard Lake (CM); Black Lake
(FMNH 87853); OGEMAN Co.: Edwards Lake (UMMZ 41927); WASHTENAW Co.: Delhi Mills,
Huron River (USNM 622758, UMMZ 197702); Black Lake (FMNH 59990); Ann Arbor (FMNH
122786); Halfmoon Lake (UMMZ 46646); Ann Arbor, Huron River (FMNH 87891); nr. Ann Arbor
(USNM 444141). Kankakee River, English Lake (CM 42). MINNESOTA. BLUE EARTH Co.: Eagle
Lake (USNM 123902); DOUGLAS Co.: Alexandria, Lake Mary (USNM 347707); HENNEPIN Co.:
Mississippi River (CM 62.16279); nr. Minneapolis, Lake Harriet (FMNH 58691) nr. Minneapolis,
Kegans Lake (MCZ 2225); nr. Minneapolis, Lake Harriet (UMMZ 120609); ITASCA Co.: (FMNH
59987); PINE Co.: St. Croix River e. of Rock Creek (USNM 514469, 514470); STEARNS Co.: Kim-
berly, Rice Lake (USNM 347727); Birch Lake (UMMZ 120622); WRIGHT Co.: Clearwater Lake
(UMMZ 143680). MISSOURI: SHANNON Co.: Jacks Fork (MCZ 2224). NEW YORK. Hudson
River drift (CM); Mohawk River (USNM 24777, USNM 97910); ALBANY Co. Albany, Normans
Hill (MCZ); ERIE Co.: Grand Island (FMNH 114728); HERKIMER Co.: Little Lakes (USNM 28085,
FMNH 102421, FMNH 32841); Mohawk (UMMZ 120590, MCZ 53879); Erie Canal (USNM
121320); MADISON Co.: Lower South Bay, Oneida Lake (type lot Amnicola oneida Pilsbry);
ORLEANS CO.: Cedar Lake, nr. Albion (USNM 572662, USNM 572665); OTSEGO Co.: Outlet
Schuyler's Lake (USNM 27895); Schuyler's Lake (UMMZ 27554, MCZ 2107, USNM 514615);
WAYNE CO.: nr. Blyde (USNM 251446); YATES Co.: Seneca Lake (MCZ 2108); RYE Co.: Little
Lake (FMNH 121117); WAYNE Co.: Sodus Bay (USNM 536640); Little Lakes (ANSP 74564, ANSP
122196); Skaneateles Lake (ANSP 95480); OSWEGO Co.: Barge Canal, 0.5 mi. SE Hinonansville
(ANSP 113115). NEW BRUNSWICK. Portland, Harrigan's Lake (FMNH 107179). OHIO. ASH-
LAND CO.: Outlet of Long Lake (CM 62.24923); CHAMPAIGNE Co.: Cedar Swamp, nr. Urbana
(US 22223); CLARK CO.: Midway (UF 22227); ERIE Co.: Sandusky (CM); Cedar Point (CM
62.24730); LUCAS Co.: Maumee River, Hocking Valley Docks (UMMZ 27549); OTTAWA Co.:
Sandusky Bay Point (UMMZ 27556); PORTAGE Co.: Cuyahoga River, nr. Hiram (CM 31); Gar-
retsville (CM); STARK Co.: Tuscarawas River, Navarre (CM); SUMMIT Co.: Mud Lake (CM
62.24922); Hudson (UMMZ 69850); Hudson, Tinkers Creek (MCZ 15129, CM 62.25396, FMNH
71861); Big Reservoir (CM 62.24924); Long Lake (CM 62.25209); Springfield Lake (CM); Tus-
CARAWAS CO.: Side-cut on Mill-Race, New Philadelphia (CM); ditch from small swamp on river,
s.e. New Philadelphia (CM); Tuscarawas River, New Philadelphia (CM); swamp below Blakes
Mills, nr. New Philadelphia (CM); mill race, Tuscarawas River, New Philadelphia (CM); small
swamp s.e New Philadelphia (CM); New Philadelphia (USNM 117749). ONTARIO. ADDING-
TON & LENNOX Cos.: Ernestown, Wilton Creek (MCZ 244172); Camden, Varty Lake (MCZ
244183) Adolphustown Twp. Hay Bay (MCZ 234626); Camden, Camden Lake (MCZ 248086);