Wiktionary
tetraodon
n. Any pufferfish of the genus ''Tetraodon''.
Wikipedia
Tetraodon
Tetraodon is a genus in the pufferfish family ( Tetraodontidae). It has a wide distribution, from Africa to Southeast Asia. The genus includes both marine, brackish water, and freshwater species. Tetraodon nigroviridis has had its genome sequenced.