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Dinosgacha

Fish

Tiktaalik

Tiktaalik combined a flattened fish-like head with a mobile neck and limb-like structures inside its paired fins.

Tiktaalik combined a flattened fish-like head with a mobile neck and limb-like structures inside its paired fins. It provides a striking example of features appearing in combination during vertebrate evolution.

Tiktaalik at a glance

Diet
Carnivore
Its feeding structures are interpreted as adapted to taking animal prey.
When it lived
Late Devonian
Group
Panderichthyidae
Panderichthyidae

Beyond the game

The real Tiktaalik

Tiktaalik combined a flattened fish-like head with a mobile neck and limb-like structures inside its paired fins. It provides a striking example of features appearing in combination during vertebrate evolution.

The paired fins retained fish anatomy while containing structures relevant to the origin of limbs. The mobile neck and flattened skull add other pieces to that evolutionary comparison.

Fossil discoveries

Nunavut, Canada · approximate location
Nunavut, Canada

Selected fossil records · present-day map

Map references

Paleobiology Database · E. B. Daeschler, N. H. Shubin, and F. A. Jenkins Jr. 2006. A Devonian tetrapod-like fish and the evolution of the tetrapod body plan. Nature 440:757-763 ↗

Map: Natural Earth, public domain. Fossil records: Paleobiology Database and linked collections and publications.

Sources & text credits

Explore the references behind this profile.

  1. A Devonian tetrapod-like fish and the evolution of the tetrapod body plan
  2. Paleobiology Database: Tiktaalik roseae (txn:77136)

Original English Dinosgacha summaries informed by the linked scientific and museum references; source publications retain their own rights.

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