INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7637 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7638 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7639 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7640 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7558 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7801 J.S. Ayars 1940-08-23
United States, Michigan, Van Buren, Paw Paw, 42.223 -85.8916
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7803 B.D. Burks 1937-09-06
United States, Michigan, Menominee, Menominee
INHS:INSECT
INHS Ephemeroptera 7709 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Nirvana, 43.90915 -85.71161
INHS:INSECT
INHS Ephemeroptera 7739 J.W. Leonard, F.A. Leonard 1947-06-12
United States, Michigan, Grand Traverse, 44.6378 -85.5256
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7807 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7832 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7833 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7833 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7837 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7840 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 7840 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.9166 -85.8524
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7903 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7904 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7905 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7906 T.H. Frison 1934-07-11
United States, Michigan, Wayne, Detroit
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7986 F.E. Lyman 1938-06-19
United States, Michigan, Bay, Saginaw Bay, T15N, R5E, S32
INHS:INSECT
Hexagenia rigida McDunnough, 1924 McDunnough, 1924
INHS Ephemeroptera 7986 F.E. Lyman 1938-06-19
United States, Michigan, Bay, Saginaw Bay, T15N, R5E, S32
INHS:INSECT
INHS Ephemeroptera 8023 Frison, Theodore Henry 1935-06-15
United States, Michigan, Roscommon, Houghton Lake, Mich.; June 15-18, 1935; Coll: T. H. Frison, 44.35 -84.725
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 8204 J.S. Ayars 1944-07-19
United States, Michigan, Van Buren, Paw Paw, 42.223 -85.8916
INHS:INSECT
Hexagenia limbata (Serville, 1829) (Serville, 1829)
INHS Ephemeroptera 8228 1946-06-21
United States, Michigan, Crawford, 1 mi above Lovells, 44.81935 -84.48898
INHS:INSECT
INHS Ephemeroptera 8819 Ayars, James S. | Ayars, Lucy 1940-07-13
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
Stenonema femoratum (Say, 1823) (Say, 1823)
INHS Ephemeroptera 9385 J.S. Ayars, L.M. Ayars 1940-07-13
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
Stenacron interpunctatum (Say, 1839) (Say, 1839)
INHS Ephemeroptera 9161 T.H. Frison, H.H. Ross 1936-05-22
United States, Michigan, Mecosta, Big Rapids at MI-20, 43.6991 -85.4769
INHS:INSECT
Stenonema femoratum (Say, 1823) (Say, 1823)
INHS Ephemeroptera 9302 C.O. Mohr 1936-08-20
United States, Michigan, Benzie, Beulah, 44.63194 -86.09092
INHS:INSECT
INHS Ephemeroptera 9967 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Muskegon, Kent/Muskegon Co, between Muskegon & Kent City, 43.221 -85.941
INHS:INSECT
Rhithrogena jejuna Eaton, 1885 Eaton, 1885
INHS Ephemeroptera 9806 T.H. Frison, H.H. Ross 1936-05-21
United States, Michigan, Oscoda, Mio, 44.66011 -84.12918
INHS:INSECT
Rhithrogena impersonata (McDunnough, 1925) (McDunnough, 1925)
INHS Ephemeroptera 9807 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Grand Traverse, Mayfield, 44.63707 -85.51824
INHS:INSECT
INHS Ephemeroptera 9812 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium mexicanum integrum (McDunnough, 1924) (McDunnough, 1924)
INHS Ephemeroptera 9651 J.S. Ayars, L.M. Ayars 1940-07-12
United States, Michigan, Van Buren, Paw Paw, 42.223 -85.8916
INHS:INSECT
Maccaffertium pulchellum (Walsh, 1862) (Walsh, 1862)
INHS Ephemeroptera 9687 J.S. Ayars, L.M. Ayars 1940-07-13
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
INHS Ephemeroptera 9782 T.H. Frison, H.H. Ross 1936-05-21
United States, Michigan, Iosco, Nr. Whittemore, 44.2017 -83.8032
INHS:INSECT
INHS Ephemeroptera 9982 F.E. Lyman 1937-01-29
United States, Michigan, Washtenaw, Weshtenaw Co. Mich.; Jan. 29, 1937; F.E. Lyman
INHS:INSECT
INHS Ephemeroptera 9990 T.H. Frison, H.H. Ross 1936-05-21
United States, Michigan, Arenac, Omer, 44.04775 -83.85613
INHS:INSECT
INHS Ephemeroptera 9999 C.O. Mohr 1936-08-24
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Stenacron interpunctatum (Say, 1839) (Say, 1839)
INHS Ephemeroptera 10073 T.H. Frison, H.H. Ross 1936-05-22
United States, Michigan, Mecosta, Big Rapids at MI-20, 43.6991 -85.4769
INHS:INSECT
Stenacron interpunctatum (Say, 1839) (Say, 1839)
INHS Ephemeroptera 10077 J.S. Ayars, L.M. Ayars 1940-07-12
United States, Michigan, Van Buren, Paw Paw, 42.223 -85.8916
INHS:INSECT
Stenacron interpunctatum (Say, 1839) (Say, 1839)
INHS Ephemeroptera 10097 J.S. Ayars 1944-07-19
United States, Michigan, Van Buren, Paw Paw, 42.223 -85.8916
INHS:INSECT
Maccaffertium mediopunctatum arwini (Bednarik & McCafferty, 1979) (Bednarik & McCafferty, 1979)
INHS Ephemeroptera 10331 Frison, Theodore Henry | Ross, Herbert Holdsworth 1939-05-26
United States, Michigan, Mason, Great Sable R.; Free Soil, 44.118935 -86.221111
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10449 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10854 T.H. Frison, H.H. Ross 1940-05-10
United States, Michigan, Lake, nr. Peacock, 44.06563 -85.88356
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10855 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Near Irons [4.5 km S], Manistee National Forest, 44.10551 -85.92715
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10858 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Peacock, 44.05758 -85.95115
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10863 F.E. Lyman 1937-01-29
United States, Michigan, Washtenaw, 42.3177 -83.7954
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10837 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10837 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10839 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10840 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium ithaca (Clemens & Leonard, 1924) (Clemens & Leonard, 1924)
INHS Ephemeroptera 10410 T.H. Frison, H.H. Ross 1939-05-29
United States, Michigan, Muskegon, near Brunswick
INHS:INSECT
Maccaffertium ithaca (Clemens & Leonard, 1924) (Clemens & Leonard, 1924)
INHS Ephemeroptera 10411 T.H. Frison, H.H. Ross 1939-05-29
United States, Michigan, Muskegon, near Brunswick
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10429 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Near Irons [4.5 km S], Manistee National Forest, 44.10551 -85.92715
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10450 F.E. Lyman 1937-01-29
United States, Michigan, Washtenaw, Weshtenaw Co. Mich.; Jan. 29, 1937; F.E. Lyman
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10451 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Near Irons [4.5 km S], Manistee National Forest, 44.10551 -85.92715
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10452 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Peacock, 44.05758 -85.95115
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 10453 Jucy & Jas. Ayars 1940-07-13
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
INHS Ephemeroptera 10489 H.H. Ross, B.D. Burks 1936-09-16
United States, Michigan, Benzie, Benzonia, 44.61813 -86.12221
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10833 T.H. Frison, H.H. Ross 1940-05-12
United States, Michigan, Delta, Rapid River at US-2, 45.92694 -86.96694
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10835 T.H. Frison, H.H. Ross 1940-05-12
United States, Michigan, Delta, Rapid River at US-2, 45.92694 -86.96694
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10836 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10842 T.H. Frison, H.H. Ross 1940-05-11
United States, Michigan, Mackinac, Engadine, 46.129 -85.5257
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10843 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10844 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Near Irons [4.5 km S], Manistee National Forest, 44.10551 -85.92715
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10845 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Muskegon, at MI-46 between Muskegon and Kent City, 43.23493 -86.06489
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10847 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Near Irons [4.5 km S], Manistee National Forest, 44.10551 -85.92715
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10848 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10849 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Baldwin, 43.88498 -85.85201
INHS:INSECT
Maccaffertium vicarium (Walker, 1853) (Walker, 1853)
INHS Ephemeroptera 10850 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
INHS Ephemeroptera 10894 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Peacock, 44.05758 -85.95115
INHS:INSECT
INHS Ephemeroptera 10973 F.R. Seggarda 1939-07-26
United States, Michigan, Allegan, Douglas, 42.64336 -86.20059
INHS:INSECT
INHS Ephemeroptera 11008 J.S. Ayars, L.M. Ayars 1938-08-21
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
INHS Ephemeroptera 11037 T.H. Frison, H.H. Ross 1938-05-28
United States, Michigan, Lake, Peacock, 44.05758 -85.95115
INHS:INSECT
INHS Ephemeroptera 11065 T.H. Frison, H.H. Ross 1940-05-17
United States, Michigan, Schoolcraft, Germfask at MI-77, 46.23211 -85.92879
INHS:INSECT
INHS Ephemeroptera 11066 T.H. Frison, H.H. Ross 1940-05-10
United States, Michigan, Lake, nr. Peacock, 44.06563 -85.88356
INHS:INSECT
INHS Ephemeroptera 10990 B.D. Burks 1937-09-06
United States, Michigan, Menominee, Menominee
INHS:INSECT
INHS Ephemeroptera 11069 T.H. Frison, H.H. Ross 1940-05-11
United States, Michigan, Schoolcraft, Germfask at MI-77, 46.23211 -85.92879
INHS:INSECT
INHS Ephemeroptera 11076 J.S. Ayars 1943-08-25
United States, Michigan, Van Buren, Almena, 42.26472 -85.82528
INHS:INSECT
INHS Ephemeroptera 11086 J.S. Ayars 1941-10-19
United States, Michigan, Cass, Dowagiac, 41.9844 -86.1084
INHS:INSECT
INHS Ephemeroptera 11782 T.H. Frison, H.H. Ross 1940-05-12
United States, Michigan, Delta, Rapid River at US-2, 45.92694 -86.96694
INHS:INSECT
INHS Ephemeroptera 11783 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
INHS Ephemeroptera 11304 H.H. Ross, B.D. Burks 1936-09-16
United States, Michigan, Mason, N Scotville, 44.12046 -86.28008
INHS:INSECT
INHS Ephemeroptera 11306 J.W. Leonard 1938-07-03
United States, Michigan, Cheboygan, nr U.S. 27, 45.2703 -84.6044
INHS:INSECT
INHS Ephemeroptera 11461 J.S. Ayars 1942-09-03
United States, Michigan, Kalamazoo, Kalamazoo, Milham Park, 42.24647 -85.57032
INHS:INSECT
INHS Ephemeroptera 11462 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
INHS Ephemeroptera 11463 T.H. Frison, H.H. Ross 1940-05-12
United States, Michigan, Delta, Rapid River at US-2, 45.92694 -86.96694
INHS:INSECT
INHS Ephemeroptera 11464 T.H. Frison, H.H. Ross 1940-05-10
United States, Michigan, Lake, nr. Peacock, 44.06563 -85.88356
INHS:INSECT
INHS Ephemeroptera 11465 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Ottawa, West Olive, 42.9167 -86.1463
INHS:INSECT
INHS Ephemeroptera 11467 J.S. Ayars 1941-10-19
United States, Michigan, Cass, Dowagiac, 41.9844 -86.1084
INHS:INSECT
INHS Ephemeroptera 11468 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
Maccaffertium modestum (Banks, 1910) (Banks, 1910)
INHS Ephemeroptera 11469 T.H. Frison, H.H. Ross 1939-05-27
United States, Michigan, Benzie, Honor at Zimmerman Rd., 44.66026 -86.01861
INHS:INSECT
INHS Ephemeroptera 11535 T.H. Frison, H.H. Ross 1939-05-28
United States, Michigan, Lake, Peacock, 44.05758 -85.95115
INHS:INSECT
Paraleptophlebia guttata (McDunnough, 1924) (McDunnough, 1924)
INHS Ephemeroptera 11710 T.H. Frison, H.H. Ross 1933-07-20
United States, Michigan, Ontonagon, Merriweather, 46.57361 -89.63556
INHS:INSECT
Paraleptophlebia mollis (Eaton, 1871) (Eaton, 1871)
INHS Ephemeroptera 11712 J.W. Leonard, F.A. Leonard 1947-06-09
United States, Michigan, Lake, Baldwin, 43.88498 -85.85201
INHS:INSECT
INHS Ephemeroptera 11764 T.H. Frison, H.H. Ross 1940-05-12
United States, Michigan, Delta, Rapid River at US-2, 45.92694 -86.96694
INHS:INSECT
INHS Ephemeroptera 11766 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Lake, nr. Baldwin, 43.85756 -85.85158
INHS:INSECT
INHS Ephemeroptera 11767 T.H. Frison, H.H. Ross 1940-05-09
United States, Michigan, Ottawa, West Olive, 42.9167 -86.1463
INHS:INSECT
INHS Ephemeroptera 11771 T.H. Frison, H.H. Ross 1940-05-10
United States, Michigan, Lake, nr. Peacock, 44.06563 -85.88356