Dinosaurs A to Z
Abelisauridae

Koleken inakayali

"coming from clay and water"

Generic theropod body-plan outline
You 1.8 m (5.9 ft) tall
Koleken 5 m (16.3 ft) long
as long as 3 people standing fingertip to fingertip
generic theropod body plan, scaled to length — not a silhouette of Koleken
Length
5 m (16.3 ft)
Period
Late Cretaceous (100–66 Mya)
Place
Argentina
Food
Carnivore
Clade
Abelisauridae
Koleken reconstruction by Ddinodan
Reconstruction · Ddinodan (CC-BY)

Koleken (meaning “coming from clay and water”) is a genus of carnotaurin abelisaurid from the Maastrichtian La Colonia Formation in the Chubut Province of Argentina. The genus contains a single species, Koleken inakayali, known from one immature specimen about 4.97 m long and six years old in minimum age.

What we know

  • Named by Pol et al., 2024.
  • Body length estimated at about 4.97 m.
  • Fossils found in Argentina.

What we guess

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