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 |
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Tibiae with several pairs of stout, spur-like setae (sf 19.317) | Tibiae each with only 1 pair of stout, spur-like setae at apex (sf 19.318) |
Remaining genera: Allocosmoecus and Dicosmoecus | Remaining genera: Amphicosmoecus, Eocosmoecus, and Onocosmoecus |
3 Example Specimens | |
Go to Couplet 37 | Go to Couplet 38 |