Hydrometridae
| Hydrometridae | |
|---|---|
| Hydrometra stagnorum | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hemiptera |
| Suborder: | Heteroptera |
| Infraorder: | Gerromorpha |
| Superfamily: | Hydrometroidea |
| Family: | Hydrometridae |
| Subfamilies and genera | |
| |
Hydrometridae is a family of semiaquatic insects, known as marsh treaders or water measurers. They have a characteristic elongated head and body which makes them resemble a yardstick for measuring the water surface.