What kind of fish is Eusthenopteron?
Eusthenopteron, genus of extinct lobe-finned fishes (crossopterygians) preserved as fossils in rocks of the late Devonian Period (about 370 million years ago). Eusthenopteron was near the main line of evolution leading to the first terrestrial vertebrates, the tetrapods.
Is a Eusthenopteron a fish?
Eusthenopteron belongs to a group of fish called lobe-finned fishes, or sarcopterygians. They were able to move in very shallow water and perhaps onshore by using their muscular, paired fins as rudimentary feet.
How much is a Eusthenopteron?
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Why is Eusthenopteron important?
Because of its close relationship to tetrapods, Eusthenopteron is an important taxon for understanding the establishment of the tetrapod body plan. Notably, it is one of the earliest sarcopterygians in which the humerus of the pectoral fin skeleton is preserved.
Does Eusthenopteron have bones?
Eusthenopteron grew up to a meter long. Its fin skeleton, with a substantial humerus, radius, and ulna as well as other robust skeletal elements, has provided the baseline from which to evolve a limb.
Is Eusthenopteron a human?
Early depictions of this animal show it emerging onto land; however, paleontologists now widely agree that it was a strictly aquatic animal.
What did the Eusthenopteron eat?
Diet. Eusthenopteron was a predator, preying on smaller fish. Its teeth were small yet sharp, and were used to get a hold of struggling prey as the lobe-finned fish swallowed them whole.
When was Eusthenopteron found?
Eusthenopteron was first described by J. F. Whiteaves in 1881, as part of a large collection of fishes from Miguasha, Quebec.
Is Eusthenopteron an amphibian?
Ichthyostega and Acanthostega were the first amphibians but however this fish is older than amphibians. Eusthenopteron-Panderichthys-Tiktaalik-Acanthostega-Ichthyostega-Living Reptiles, Amphibians, Birds and Mammals including the non-avian dinosaurs and the non-Devonian amphibians.
How long ago did the Eusthenopteron live?
The genus Eusthenopteron is known from several species that lived during the Late Devonian period, about 385 million years ago. Eusthenopteron was first described by J. F. Whiteaves in 1881, as part of a large collection of fishes from Miguasha, Quebec.