Dinosaurs A to Z
Lessemsauridae

Lessemsaurus sauropoides

Generic sauropod body-plan outline
You 1.8 m (5.9 ft) tall
Lessemsaurus 12 m (39 ft) long
as long as 7 people standing fingertip to fingertip
generic sauropod body plan, scaled to length — not a silhouette of Lessemsaurus
Length
12 m (39 ft)
Period
Late Triassic (213 Mya)
Place
Argentina · Colorado, USA
Food
Herbivore
Clade
Lessemsauridae

Lessemsaurus is an extinct genus of sauropodiform dinosaur that lived in the Norian-aged (Upper Triassic) Los Colorados Formation of what is now Argentina.

What we know

  • Named by Bonaparte 1999.
  • Body length estimated at about 12 m.
  • Fossils found in Argentina and Colorado, USA.

What we guess

The reconstruction notes for Lessemsaurus — soft tissue, color, behavior — haven't been written up yet. Only the recorded basics above are filled in so far.