Notonecta
| Notonecta Temporal range: | |
|---|---|
 | |
| Notonecta maculata | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Hemiptera |
| Suborder: | Heteroptera |
| Superfamily: | Notonectoidea |
| Family: | Notonectidae |
| Genus: | Notonecta Linnaeus, 1758 |
| Subgenera | |
| |
Notonecta (from Ancient Greek νῶτον (nôton), meaning "back", and νηκτός (nēktós), meaning "swimmer"), known as backswimmers or water-boatmen, is a genus of aquatic insects in the bug family Notonectidae.