Family overview
Largest Megaloptera. Adult males of Corydalus have huge sickle-shaped mandibles. Larvae are hellgrammites.
Hellgrammites are the gold-standard bass bait in the eastern U.S.
At a glance
Family facts.
Distribution
Worldwide
Habitat
Aquatic · Semi-aquatic
Approx. species
220
Notable members
Eastern dobsonfly (Corydalus cornutus)