Dinosaurs A to Z
Euhelopodidae

Tangvayosaurus

"Tang Vay lizard"

Generic sauropod body-plan outline
You 1.8 m (5.9 ft) tall
Tangvayosaurus 15 m (49 ft) long
as long as 9 people standing fingertip to fingertip
generic sauropod body plan, scaled to length — not a silhouette of Tangvayosaurus
Length
15 m (49 ft)
Period
Early Cretaceous (120–100 Mya)
Food
Herbivore
Clade
Euhelopodidae

Tangvayosaurus (meaning “Tang Vay lizard”) is a genus of sauropod dinosaur from the Lower Cretaceous (Aptian to Albian ages) Grès supérieurs Formation of Savannakhet Province, Laos. It was a basal somphospondylan, measuring about 15 m long, and is known from the remains of two or three individuals.

What we know

  • Named by Allain et al., 1999.
  • Body length estimated at about 15 m.

What we guess

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