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 |
---|---|
Hind wings present | Hind wings present or absent |
Costal projections acute and prominent (similar to sf 13.213a,b, but with curved anterior margin preceding costal projections) | If hind wings present, costal projections variable, not acute or prominent as at left |
Margins of hind wings distal of costal projection modified, or slightly elevated (sometimes described as "undulate") | |
Terminal segment of male forceps about four times as long as wide | Terminal segment of male forceps variable |
Remaining genera: Americabaetis, Baetis, Baetodes, Cloeodes, Moribaetis, Paracloeodes, and Plauditus | |
4 Example Specimens | 5 Example Specimens |
Acerpenna | Go to Couplet 16 |