Autumn Dun vs White-Gloved Howdy
Side-by-side species comparison
| Attribute | Autumn Dun | White-Gloved Howdy |
|---|---|---|
| Scientific Name | Leptophlebia marginata | Isonychia sadleri |
| Order | Ephemeroptera | Ephemeroptera |
| Family | Leptophlebiidae | Isonychiidae |
| Size | 10-14 mm | 12-16 mm |
| Habitat | Woodlands | Rivers & Streams |
| Diet | Detritivores | Omnivores |
| Regions | Europe | North America |
| Conservation | Least Concern | Least Concern |
Autumn Dun
A dark-winged mayfly that emerges in spring despite its common name. Nymphs inhabit slow-flowing sections of woodland streams among leaf litter.
Did You Know?
Its common name refers to the brownish autumnal color of the adult, not its emergence season.
White-Gloved Howdy
Named for the white tips of its forelegs resembling gloves. Nymphs are powerful swimmers found in fast-flowing Appalachian streams.
Did You Know?
The distinctive white-tipped forelegs are visible even in flight, giving rise to the fanciful common name.