Gandolf:

It could also be REGULAR Ice Dub which doesn't have the purplish hue of the UV version.

There is an Insect Green shade of regular Ice Dub that some folks might call "lime green". I use it for EWC caddis bodies with great success. My half cocked theory is the flash of the Mylar along with the elk wing simulates movement to the stupid trout or the stupid fisherman who believes in half cocked theories.