Body very long and slender, glabrous; spiracular disk obliquely truncated, surrounded by four slender naked lobes; mentum with three subequal primary teeth and a much reduced lateral tooth on either side.Dicranoptycharia.
PUPAE
1. Pronotal breathing-horns branched; aquatic.Antocharia.
Pronotal breathing-horns not branched; semiaquatic or terrestrial.
2. Pronotal breathing-horns distinct, elongate-cylindrical.Rhamphidaria.
Pronotal breathing-horns apparently lacking, microscopic.Dicranoptycharia.
THE SUBTRIBE DICRANOPTYCHA
A Key to the Species of Dicranoptycha