Checklist for Order Ephemeroptera Hyatt & Arms, 1891 (Mayflies) and region Grey County (Southwestern Ontario, Ontario, Canada)
List of families for Grey County 8 Families width 25 Species
Genera for Grey County 21 Genera with 25 Species #ABCEHLMPRS
| Ameletus Eaton, 1932 | | 1 | Species | Taxom | | Baetis Leach, 1834 | | 4 | Species | Taxom | | Caenis Stephens, 1931 | | 4 | Species | Taxom | | Callibaetis Eaton, 1862 | Speckled Duns | 2 | Species | Taxom | Centroptilum Eaton, 1869 | | 0 | Species | Taxom | | Cloeon Leach, 1761 | | 1 | Species | Taxom | Ecdyonurus Eaton, 1868 | | 0 | Species | Taxom | | Epeorus Eaton, 1911 | | 1 | Species | Taxom | | Ephemerella Walsh, 1909 | And Pale Duns | 1 | Species | Taxom | | Ephoron Williamson, 1802 | White Flies | 1 | Species | Taxom | | Heptagenia Walsh, 1862 | | 1 | Species | Taxom | | Hexagenia Walsh, 1829 | Giant Mayflies | 1 | Species | Taxom | Leptophlebia Westwood, 1840 | | 0 | Species | Taxom | Leucrocuta Flowers, 1980 | | 0 | Species | Taxom | | Maccaffertium Bednarik, 1862 | | 3 | Species | Taxom | | Metretopus Eaton, 1871 | | 1 | Species | Taxom | Paraleptophlebia Lestage, 1917 | | 0 | Species | Taxom | Rhithrogena Eaton, 1881 | March Browns | 0 | Species | Taxom | | Siphlonurus Eaton, 1924 | | 2 | Species | Taxom | | Stenacron Jensen, 1839 | Light Cahills | 1 | Species | Taxom | | Stenonema Traver, 1823 | | 1 | Species | Taxom |
Species list for Grey County 25 Species | Ameletus lineatus Traver, 1932 | Angelicatree | | Baetis (Baetis) brunneicolor McDunnough, 1925 | Desert draba | | Baetis (Baetis) intercalaris McDunnough, 1921 | Alpine draba | | Baetis (Baetis) tricaudatus Dodds, 1923 | Light blue dun | | Baetis (Baetis) vernus Curtis, 1834 | Medium Olive | | Caenis (Caenis) amica Hagen, 1861 | Heterosporous ferns | | Caenis (Caenis) diminuta Walker, 1853 | Curtiss' milkweed | | Caenis (Caenis) latipennis Banks, 1907 | Graywinged sulphur dun | | Caenis (Caenis) punctata McDunnough, 1931 | Shortstyle draba | | Callibaetis ferrugineus Walsh, 1862 | Red Speckled Dun | | Callibaetis fluctuans Walsh, 1862 | | | Cloeon dipterum Linnaeus, 1761 | Common wetland mayfly | | Epeorus fragilis Morgan, 1911 | Pale evening olive | | Ephemerella (Ephemerella) aurivillii Bengtsson, 1909 | | | Ephoron leukon Williamson, 1802 | Hairy evolvulus | | Heptagenia (Heptagenia) flavescens Walsh, 1862 | | | Hexagenia (Hexagenia) limbata Serville, 1829 | Burrowing mayfly | | Maccaffertium exiguum Traver, 1933 | | | Maccaffertium pulchellum Walsh, 1862 | | | Maccaffertium terminatum Walsh, 1862 | | | Metretopus borealis Eaton, 1871 | | | Siphlonurus alternatus Say, 1824 | Medium summer olive | | Siphlonurus rapidus McDunnough, 1924 | Dark olive dun | | Stenacron interpunctatum Say, 1839 | Ginger quill | | Stenonema femoratum Say, 1823 | Dark Cahill |
Subnodes of Ephemeroptera with occurrences in Grey County
 | | Ephemeroptera (Hyatt & Arms 1891) |
Links, sources and further information Ephemeroptera at ru.ac.za Ephemeroptera at artfakta.se Ephemeroptera at biodiversity.org.au Ephemeroptera at dyntaxa.se Ephemeroptera at gbif.org Ephemeroptera at irmng.org Ephemeroptera at itis.gov
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