The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.
Option 1 | Option 2 |
---|---|
Basal segments of male forceps with distinct quadrate projections on inner margins | Basal segments of male forceps variable, but without quadrate projections |
Abdominal sterna of females with either dark lateral triangular marks or dark blotches | Abdominal sterna of females largely pale or variably marked, but not as at left |
Remaining genera: Cloeon, Procloeon, and Pseudocentroptiloides | |
Neocloeon | Go to Couplet 5 |