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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Cerci approximately one-third length of median filament (about the length of the abdomen) | Cerci approximately one-sixth length of median filament (about half the length of the abdomen) |
Distinct pair of medial spines present only on abdominal terga 2–9, with the spine tips blunt | Distinct pair of medial spines present on abdominal terga 1–9, with the spine tips sharp |
Caudatella heterocaudata | Caudatella columbiella |