Template:Maccaffertium

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Maccaffertium

Maccaffertium cover.jpg
Order
Ephemeroptera
Family
Heptageniidae
Genus
Maccaffertium


Common name
The March Brown
Tied fly
March Brown
This genus of Heptageniidae is distinguished by its gills on the seventh abdominal segment, which are reduced to slender filaments. Gills on segments 1-6 are truncated.

Images of the slender filaments, and the truncated gills.