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Species Orohermes crepusculus

Orohermes crepusculus (Chandler) - Orohermes crepusculus Orohermes crepusculus (Chandler) - Orohermes crepusculus Dobsonfly? - Orohermes crepusculus Dobsonfly? - Orohermes crepusculus Southern Oregon Fishfly - Orohermes crepusculus Southern Oregon Fishfly - Orohermes crepusculus Southern Oregon Fishfly - Orohermes crepusculus Southern Oregon Fishfly - Orohermes crepusculus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Megaloptera (Alderflies, Dobsonflies, and Fishflies)
Family Corydalidae (Dobsonflies and Fishflies)
Subfamily Chauliodinae (Fishflies)
Genus Orohermes
Species crepusculus (Orohermes crepusculus)
Synonyms and other taxonomic changes
Dysmicohermes crepusculus Chandler 1954 [Original description on p. 107 of Chandler (1954)]
Orohermes crepusculus (Chandler) Evans 1984
Explanation of Names
Genus name comes from the Greek: oros = mountain + Hermes = a Greek deity;
Specific epithet is from Latin: crepuscul- = twilight.
Numbers
The only species in this (monotypic) genus.
Size
Alar expanse (= wing-tip to wing-tip): Holotype male 84 mm; Allotype female 104 mm.
Identification
From Norm Penny's 1999 Key to World Genera of Chauliodinae:
Posterior branch of vein Rs (radial segment) branched in both wings; posterior branch of M (medial vein) simple in hind wing; thoracic vestiture short and sparse (as opposed to long & wooly); male 10th tergites short (as opposed to elongate and deeply notched); female 10th tergites bifid, the dorsal long smaller (as opposed to both lobes long).
Range
OR-CA(1)
Print References
Chandler, H. P. (1954). Four new species of dobsonflies from California (Megaloptera: Corydalidae). Pan-Pacific Entomologist 30:105-111. (Full Text)
Evans, E. D. (1984). A new genus and a new species of dobsonfly from the far western United States (Megaloptera: Corydalidae). Pan-Pacific Entomologist 60:1-3 (Full Text)
Internet References
Flickr image by Shaun Winterton
Color image of larva [Fig. 41.1 (b)]
Works Cited
1.Species catalog of the Neuroptera, Megaloptera, and Raphidioptera of America North of Mexico
Penny N.D., Adams P.A., Stange L.A. 1997. Proc. Calif. Acad. Sci. 50: 39-114.