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Checklist for Superorder Ephemeropteroidea Rohdendorf, 1968
and region Mill Creek (Snohomish County, Washington, USA)


Class
 
Insecta
Linnaeus, 1758
Insects, True insects
109
327
434
Families
Genera
Species
 
Taxom
 

Subclass
 
Pterygota
Lang, 1888
Winged insects
109
327
434
Families
Genera
Species
 
Taxom
 

Infraclass
 
Palaeoptera
Crampton, 1915
Ancient winged insects
15
43
67
Families
Genera
Species
 
Taxom
 

Superorder
 
Ephemeropteroidea
Rohdendorf, 1968
7
16
12
Families
Genera
Species
 
Taxom
 


List of families for Mill Creek (Snohomish County)
7 Families width 12 Species
Siphlonuridae Banks, 1900Primitive Minnow Mayflies0SpeciesTaxom
Baetidae Leach, 1815Mayflies3SpeciesTaxom
Caenidae Newman, 1853Small square-gill mayflies1SpeciesTaxom
Ephemerellidae Klapálek, 1909Blue-Winged Olive Ephemerellidae1SpeciesTaxom
Heptageniidae Needham, 1901Flat-Bodied Up-Wings Heptageniidae6SpeciesTaxom
Oligoneuriidae Ulmer, 1914Brushleg Mayflies1SpeciesTaxom
Leptophlebiidae Banks, 1900Leptophlebiids0SpeciesTaxom


Genera for Mill Creek (Snohomish County)
16 Genera with 12 Species
Ameletus Eaton, 1885
0SpeciesTaxom
Baetis Leach, 19232SpeciesTaxom
Caenis Stephens, 19071SpeciesTaxom
Callibaetis Eaton, 1862Speckled Duns1SpeciesTaxom
Centroptilum Eaton, 1869
0SpeciesTaxom
Cloeon Leach, 1815
0SpeciesTaxom
Drunella Needham, 1923Blue-Winged Olives1SpeciesTaxom
Epeorus Eaton, 18851SpeciesTaxom
Heptagenia Walsh, 18851SpeciesTaxom
Isonychia Eaton, 1853Slate Drakes1SpeciesTaxom
Leptophlebia Westwood, 1840
0SpeciesTaxom
Maccaffertium Bednarik, 18532SpeciesTaxom
Paraleptophlebia Lestage, 1917
0SpeciesTaxom
Siphlonurus Eaton, 1868
0SpeciesTaxom
Stenacron Jensen, 1839Light Cahills1SpeciesTaxom
Stenonema Traver, 18231SpeciesTaxom


Species list for Mill Creek (Snohomish County)
12 Species
Baetis (Baetis) flavistriga McDunnough, 1921Alpine draba
Baetis (Baetis) tricaudatus Dodds, 1923Light blue dun
Caenis (Caenis) latipennis Banks, 1907Graywinged sulphur dun
Callibaetis ferrugineus Walsh, 1862Red Speckled Dun
Drunella coloradensis Dodds, 1923
Epeorus longimanus Eaton, 1885
Heptagenia (Heptagenia) elegantula Eaton, 1885
Isonychia (Isonychia) bicolor Walker, 1853Leadwinged coachman
Maccaffertium ithaca Clemens & Le..., 1924Cahill
Maccaffertium vicarium Walker, 1853American brown
Stenacron interpunctatum Say, 1839Ginger quill
Stenonema femoratum Say, 1823Dark Cahill

Subnodes of Ephemeropteroidea with occurrences in Mill Creek (Snohomish County)
OrderEphemeroptera
Hyatt & Arms, 1891
Mayflies, Mayflies Anglers Curse, Mayflies Greendrakes, Mayflies Olives Etc, mayfly, Shadflies
7
16
12
Families
Genera
Species

Taxom