Below is a chart which shows some of the names in circulation and their locations in 1883, as heard from fishermen. [2] Adult dobsonflies are some of the largest non- Lepidopteran insects of …

Dec 10, 2022 · In this article, we cover the dobsonfly and its larval form, hellgrammites, in detail

There are 30 species of dobsonflies in the Western Hemisphere, but only one in the U.S.: Corydalus cornutus, the eastern dobsonfly. The eastern dobsonfly is usually a drab shade of black,...

Oct 29, 2025 · In North America, only four species of the genus Corydalus occur north of Mexico, with the most common being the eastern dobsonfly (Corydalus cornutus). In contrast, three genera with …

Dobsonfly, any of a group of insects in the subfamily Corydalinae (order Megaloptera) that are usually large and have four net-veined wings of similar size and shape.

Jan 8, 2026 · Dobsonflies are large, dramatic insects best known for their powerful aquatic larvae, called hellgrammites, and the long, intimidating mandibles of some adult males. They belong to the …

Jan 27, 2026 · Male Dobsonflies have long, fleshy mandibles that can look like a second set of short, rubbery antennae. Females have a short jaw with large pincers. Both genders are a taupe color and …

Jan 20, 2026 · Dobsonflies are large, prehistoric-looking insects best known for their long wings and, in males, dramatically curved mandibles. They are closely tied to freshwater environments and …

Sep 3, 2025 · The eastern dobsonfly, Corydalus cornutus (Linnaeus), is one of our largest non-lepidopteran insects. Its larvae, known as hellgrammites, are the top invertebrate predators in rocky …

Yes, a Dobsonfly is an insect. It belongs to the order Megaloptera and is known for its distinctive life cycle, including a prolonged larval stage and a short-lived adult phase.