Hydrophilus piceus · paprastasis degutvabalis
- Hydrous piceus
- great silver water beetle
- Große Kolbenwasserkäfer
- lielais ūdensmīlis
- kałużnica czarnozielona
This beetle is among the largest aquatic insects. Adults can reach up to 5 cm in length and 2 cm in width. The larvae is up to 7 cm long. The body of adults is black with a greenish or olive sheen. It has protruding eyes and reddish-black antennae.
Infraorder: Staphyliniformia Superfamily: Hydrophiloidea Family: Hydrophilidae
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