Bicharracosaurus dionidei Bicharracosaurus

"big animal"

You 1.8 m (5.9 ft) tall
Bicharracosaurus 15 m (49 ft) long
9 people holding hands
Length
15 m (49 ft)
Period
Late Jurassic (157.4 Mya)
Place
Argentina
Food
Herbivore
Clade
Dinosauria

Bicharracosaurus (lit.”big animal lizard”, from bicharraco, the informal Spanish word for “big animal”) is a genus of macronarian sauropod dinosaur, possibly a brachiosaurid, that existed during the Late Jurassic of Cañadón Calcáreo Formation in what is now Argentina. The genus is monotypic with the type species being Bicharracosaurus dionidei.

What we know

  • Named by Reutter et al., 2026.
  • Body length estimated at about 15 m.
  • Fossils found in Argentina.