The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.
Option 1 | Option 2 |
---|---|
Abdominal segment 1 lacking both dorsal and lateral humps (sf 19.102) | Abdominal segment 1 always with lateral humps although not always prominent, usually with median dorsal hump (sf 19.76, 19.86) |
Metanotal sa1 absent (sf 19.103) or represented by only a single seta without sclerite | Metanotal sa1 always present, typically represented by sclerite bearing several setae (sf 19.81) but with at least a single seta |
Larvae construct portable cases of silk and usually sand and/or transversely arranged plant materials that are either cylindrical or 4-sided (many source figs) | Larvae construct portable cases of widely differing form and materials |
Remaining families: Apataniidae, Beraeidae, Calamoceratidae, Goeridae, Lepidostomatidae, Limnephilidae, Molannidae, Odontoceridae, Rossianidae, Sericostomatidae, Thremmatidae, and Uenoidae | |
3 Example Specimens | 5 Example Specimens |
Brachycentridae | Go to Couplet 16 |