Heptageniidae

There are approximately 21 species in 7 genera recorded for Michigan, with another 10 species and 2 genera likely to be found based their known regional distribution. Bednarik's elevation of the subgenus Maccaffertium, formerly included in Stenonema, has now generally been accepted (Waltz and Burian 2007).

Anepeorus McDunnough, 1925

Anepeorus simplex (Walsh), 1863 Heptagenia - IN, WI
  • Spinadis wallacei Edmunds and Jensen, 1974

Epeorus Eaton, 1881

Epeorus namatus (Burks), 1946 Iron - IN, OH
Epeorus suffusus (McDunnough), 1925 Iron -(Leonard record from UP)
Epeorus vitreus (Walker), 1853 Palingenia
  • Epeorus humeralis Morgan, 1911
  • Heptagenia vitrea Walker, 1853
  • Iron humeralis Morgan, 1911
  • Iron vitreus Walker, 1853
  • Rhithrogena vitrea Walker, 1853

Heptagenia Walsh, 1863

Heptagenia diabasia Burks, 1946
Heptagenia flavescens (Walsh), 1862 Palingenia
Heptagenia pulla (Clemens), 1913 Ecdyurus
  • Ecdyonurus pullus Clemens, 1913
  • Ecdyurus grandis Clemens, 1913

Leucrocuta Flowers, 1980

Leucrocuta aphrodite (McDunnough), 1926 Heptagenia - IL, IN, OH
  • Ecdyonurus aphrodite McDunnough, 1926
Leucrocuta hebe (McDunnough), 1924 Heptagenia
  • Ecdyonurus hebe McDunnough, 1924
Leucrocuta maculipennis (Walsh), 1863 Heptagenia - IL, IN, OH, WI
  • Ecdyonurus maculipennis Walsh, 1863
  • Ecdyurus maculipennis Walsh, 1863

Maccaffertium Bednarik, 1979

Maccaffertium exiguum (Traver), 1935 Stenonema
  • Heptagenia exigua Traver, 1933
  • Stenonema alabamae Traver, 1937
  • Stenonema quinquespinum Lewis, 1974
Maccaffertium ithaca (Clemens and Leonard), 1924 Heptagenia
  • Ecdyonurus ithaca Clemens and Leonard, 1924
  • Stenonema allegheniense Carle, 1977
  • Stenonema ithaca Clemens and Leonard, 1977
Maccaffertium luteum (Clemens), 1913 Heptagenia
  • Ecdyonurus luteus Clemens, 1913
  • Stenonema luteum (Clemens), 1913
Maccaffertium mediopunctatum (McDunnough), 1926 Ecdyonurus
  • Ecdyonurus nepotellus McDunnough, 1933
  • Heptagenia mediopunctata McDunnough, 1926
  • Stenonema mediopunctatum McDunnough, 1926
  • Stenonema nepotellum McDunnough, 1933
Maccaffertium mexicanum integrum (McDunnough), 1924 Heptagenia - IL, IN, OH, WI
  • Heptagenia mexicana integer McDunnough, 1924
  • Stenonema mexicanum integrum (McDunnough), 1924
  • Stenonema bellum Traver, 1933
  • Stenonema integrum McDunnough, 1924
  • Stenonema metriotes Burks, 1953
  • Stenonema wabasha Daggy, 1945
Maccaffertium modestum (Banks), 1910 Epeorus
  • Ecdyonurus ruber McDunnough, 1926
  • Ecdyonurus rubromaculatus Clemens, 1913
  • Heptagenia modesta Banks, 1910
  • Heptagenia rubromaculata Clemens, 1913
  • Iron modestus Banks, 1910
  • Stenonema modestum (Banks), 1910
  • Stenonema annexum Traver, 1933
  • Stenonema ruber McDunnough, 1926
  • Stenonema rubromaculatum Clemens, 1913
  • Stenonema rubrum McDunnough, 1926
  • Stenonema varium Traver, 1933
Maccaffertium pulchelium (Walsh), 1862 Palingenia
  • Ecdyonurus pulchellus Walsh, 1862
  • Heptagenia luridipennnis Burmeister, 1839
  • Heptagenia pulchella Walsh, 1862
Maccaffertium terminatum (Walsh), 1862 Palingenia
  • Ecdyonurus bipunctatus McDunnough, 1926
  • Ecdyonurus terminatus Walsh, 1862
  • Heptagenia terminata Walsh, 1862
  • Stenonema ares Burks, 1953
  • Stenonema bipunctatum McDunnough, 1926
  • Stenonema lepton Burks, 1946
  • Stenonema terminatum (Walsh), 1862
Maccaffertium vicarium (Walker), 1853 Baetis
  • Baetis tessellata Walker, 1853
  • Baetis vicaria Walker, 1853
  • Ecdyonurus fusca Clemens, 1913
  • Ecdyonurus fuscum Clemens, 1913
  • Ecdyonurus fuscus Clemens, 1913
  • Ecdyonurus rivulicolus McDunnough, 1933
  • Ecdyonurus vicarius Walker, 1853
  • Ecdyurus vicarius Walker, 1853
  • Heptagenia fusca Clemens, 1913
  • Heptagenia vicaria Walker, 1853
  • Stenonema pulchellum (Walsh), 1862
  • Stenonema fuscum Clemens, 1913
  • Stenonema rivulicolum McDunnough, 1933
  • Stenonema tessellata Walker, 1853
  • Stenonema vicarium (Walker), 1853

Nixe Flowers, 1980

Nixe inconspicua (McDunnough, 1924) Heptagenia - IL, IN, OH
  • Ecdyonurus inconspicuus McDunnough, 1924
Nixe lucidipennis (Clemens), 1913 Ecdyurus
  • Ecdyonurus lucidipennis Clemens, 1913
  • Heptagenia lucidipennis Clemens, 1913
Nixe perfida (McDunnough, 1926) Heptagenia - IL, IN, OH
  • Ecdyonurus perfidus McDunnough, 1926

Raptoheptagenia Whiting and Lehmkuhl, 1987

Raptoheptagenia cruentata (Walsh, 1863) Heptagenia - IL, IN, OH
  • Heptagenia reversalis McDunnough, 1924

Rhithrogena Eaton, 1881

Rhithrogena impersonata (McDunnough), 1925 Heptagenia
  • Rhithrogena sanguinea Ide, 1954
Rhithrogena jejuna Eaton, 1885
  • Baetis fusca Walker, 1853
  • Heptagenia fusca (Walker), 1853
  • Rhithrogena fusca Walker, 1853
Rhithrogena manifesta Eaton, 1885
  • Heptagenia manifesta Eaton, 1885
  • Rhithrogena pellucida Daggy, 1945
Rhithrogena undulata (Banks), 1924 Epeorus

Stenacron Jensen, 1974

Stenacron candidum (Traver), 1935 Stenonema - IL, IN, OH
  • Heptagenia candida Traver, 1935
Stenacron gildersleevei (Traver), 1935 Stenonema - IL, IN, OH, also ON (McCafferty et al. 2008)
  • Heptagenia gildersleevei Traver, 1935
Stenacron interpunctatum (Say), 1839 Baetis
  • Baetis canadensis Walker, 1853
  • Ecdyonurus canadensis Walker, 1853
  • Ecdyonurus frontalis Banks, 1910
  • Ecdyonurus heterotarsalis McDunnough, 1933
  • Ecdyurus canadensis Walker, 1853
  • Heptagenia canadensis Walker, 1853
  • Heptagenia frontalis Banks, 1910
  • Heptagenia interpunctata Say, 1839
  • Palingenia interpunctata Say, 1839
  • Stenacron areion Burks, 1953
  • Stenacron canadense Walker, 1853
  • Stenacron frontale Banks, 1910
  • Stenacron heterotarsale McDunnough, 1933
  • Stenonema areion Burks, 1953
  • Stenonema affine Traver, 1933
  • Stenonema canadense Walker, 1853
  • Stenonema conjunctum Traver, 1935
  • Stenonema frontale Banks, 1910
  • Stenonema heterotarsale McDunnough, 1933
  • Stenonema interpunctatum Say, 1839
  • Stenonema majus Traver, 1935
  • Stenonema ohioense Traver, 1935
  • Stenonema proximum Traver, 1935

Stenonema Traver, 1933

Stenonema (Stenonema) femoratum (Say), 1823 Baetis
  • Ecdyonurus femoratus Say, 1823
  • Ecdyonurus tripunctatus Banks, 1910
  • Heptagenia femorata Say, 1823
  • Heptagenia tripunctata Banks, 1910
  • Siphlurus femoratus Say, 1823
  • Stenonema birdi Traver, 1935
  • Stenonema scitulum Traver, 1935
  • Stenonema tripunctatum Banks, 1910

Page created: October 29, 2002 - Last updated: December 12, 2008 (EB)