"Hollow form"

Coelophysis

Late Triassic · 221–196 MyaCarnivoreUSA (New Mexico)

One of the very first dinosaurs we know well — a whippet-thin sprinter from the dawn of the age of dinosaurs. At Ghost Ranch, New Mexico, hundreds of skeletons were found buried together, an entire flock caught by a flash flood 210 million years ago.

Length
3 m
Height
1 m
Weight
25 kg
Top speed
50 km/h

Field notes

  • Hundreds of skeletons were found in a single quarry at Ghost Ranch.
  • A Coelophysis skull flew to space aboard Shuttle Endeavour in 1998.
  • Its bones were hollow like a bird's — the family name means "hollow form".
Meet the rest of the Coelophysidae family →