Megateuthis

Megateuthis is the largest known belemnite genus which lived during the Early to Middle Jurassic, between the Toarcian and Bajocian age. The type speciesM. suevica, whose junior synonym is M. gigantea, measured around 2.17 metres (7.1 ft) long, and the largest species M. elliptica possibly reached up to 3.11 metres (10.2 ft) long.