spongillafly means any insect in the neuropteran family Sisyridae, whose aquatic larvae feed on freshwater organism such as sponges in the genus Spongilla and bryozoans.
Etymology
From Spongilla + fly.
noun
- Any insect in the neuropteran family Sisyridae, whose aquatic larvae feed on freshwater organism such as sponges in the genus Spongilla and bryozoans.