Alderflies are megalopteran insects of the family Sialidae. They are closely related to the dobsonflies and fishflies as well as to the prehistoric Euchauliodidae. All living alderflies – …

Alderfly, any insect of the megalopteran family Sialidae, characterized by long, filamentous antennae and two pairs of large wings (anterior wing length 20 to 50 mm [ 34 inch to 2 …

Adult alderflies are usually black, dark brown, or gray. They look a lot like stoneflies but are more closely related to fishflies and dobsonflies. They are generally poor fliers. At rest, the 2 pairs of …

May 27, 2022 · Medium-sized insects with soft bodies and large, delicate wings. Similar to fishflies, Corydalidae, usually smaller. These characters differentiate: 1. Sialis - larva: …

Jun 10, 2021 · Alderfly (Sialidae) facts, including what alderflies eat, alderfly habitats, alderfly life cycle, and if alderflies are dangerous.

The Alder fly is a blackish invertebrate, with delicately veined wings that it folds over its body like a tent. It can be found near ponds and slow-flowing rivers; the larvae living in the silt at the …

Alderfly larvae, depending on species, are omnivorous or predatory, using their stout mouth pincers for grasping and chewing smaller aquatic invertebrates or organic materials. Alderflies …

Index of the various Alderflies, Dobsonflies and Fishflies of North America.

Sialis lutaria, common name alderfly, is a species of alderfly belonging to the order Megaloptera family Sialidae. [1] This species is mainly present in Austria, Belgium, United Kingdom, Czech …

Alderflies belong the order Megaloptera which means “large wings” and includes dobsonflies and fishflies. Alderfly nymphs have six legs, one straight feathery tail, and 7-8 pairs of pointed gills …