What is "longwings"

Usage examples of "longwings".

It was cruel to ask it of her, but of course Longwings could not be spared.

She could not easily have been spared from her duties, and in any case she could not come to the Admiralty openly, being a female officer, one of those whose existence was made necessary by the insistence of Longwings on female captains.

But command in the Corps had to follow the capabilities of the dragons, and a rare acid-spitter like one of the Longwings was too valuable to place anywhere but the center of a formation, even if they would only accept female handlers.

And he cannot mean to invade by air again, not with three Longwings stationed in the Channel now.