Corydalus cornutus: Eastern Dobsonfly - Photographs of the different life stages of this large insect whose aquatic larvae are known as hellgrammites, its distribution, description, life cycle and biology.
Megaloptera - Account from the Tree of Life of the Megaloptera (alderflies, dobsonflies, fishflies), formerly considered a suborder (Sialodea) of Neuroptera, generally considered to be among the most primitive of the holometabolous insect orders.
