Explore Science-first Philosophy

Marasuchus lilloensis

~ < 1 of audio

Marasuchus lilloensis

240 Million Years Ago
Elongated hind limbs, better running, reduced forelimbs

Before dinosauromorphs like Asilisaurus, the evolutionary lineage would include earlier archosaurs. One such early archosaur is Marasuchus lilloensis, which lived around 240 million years ago. Marasuchus exhibits several primitive features that are on the evolutionary path towards dinosaurs.

  • Kingdom: Animalia > Phylum: Chordata > Class: Reptilia > Order: Dinosauriformes
  • 30 to 40 cm (12 to 16 inches)
  • Found in Argentina, South America
  • primarily bipedal
  • carnivore


That Science Story, 

was first published on TST 2 years ago.
All story is part of the broader TST project.
A tidbit may be small, but it does important work. It gives one claim a place to stand, a source to answer to, and a path back into the larger framework.

The end!

Scroll to Top