The black gnat—dubbed with black mohair, the wings of the lightest part of a starling.
I don't know what he'll take, but we'll try him first with a black gnat.
It is, speaking broadly, first cousin to the black gnat, though it is very much larger.
We had offered them every kind of midge fly or black gnat we could think of, with scant success.
The black gnat was on the water, and the water was strictly preserved.
The fish were not particular as to the fly, with the one exception of the black gnat, which they would not as much as look at.