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 |
---|---|
Mesosternal Y-arms meet or approach anterior corners of furcal pits | Mesosternal Y-arms meet or approach posterior corners of furcal pits |
Mandibles deeply cleft, separating teeth into two major cusps | Mandibles not deeply cleft |
Remaining genera: Frisonia and Skwala | Remaining genera: Baumannella, Chernokrilus, Clioperla, Cultus, Diploperla, Diura, Helopicus, Hydroperla, Isogenoides, Isoperla, Malirekus, Oconoperla, Pictetiella, and Yugus |
3 Example Specimens | 5 Example Specimens |
Go to Couplet 20 | Go to Couplet 22 |