Cahill Mayfly vs Small Earwig
Side-by-side species comparison
| Attribute | Cahill Mayfly | Small Earwig |
|---|---|---|
| Scientific Name | Stenacron interpunctatum | Apterygida media |
| Order | Ephemeroptera | Dermaptera |
| Family | Heptageniidae | Forficulidae |
| Size | 8-12 mm | 7-10 mm |
| Habitat | Rivers & Streams | Woodlands |
| Diet | Detritivores | Detritivores |
| Regions | North America | Europe |
| Conservation | Least Concern | Least Concern |
Cahill Mayfly
A cream-to-tan colored mayfly found throughout eastern North America. It is named after the classic Light Cahill fly fishing pattern it inspired.
Did You Know?
The Light Cahill fly pattern, inspired by this mayfly, has been a staple of American fly fishing since the 1880s.
Small Earwig
A small reddish-brown earwig found in woodland leaf litter across Europe. Males have strongly curved forceps while females have nearly straight ones.
Did You Know?
The dramatic difference in forceps shape between males and females is one of the most pronounced sexual dimorphisms among earwigs.