Birds (Archaeopteryx) and theropods – shared characteristics skeleton

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10 Terms

1
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Trait 1 face

Large orbits (eye sockets)

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trait 2 hands Birds (Archaeopteryx) and theropods

Flexible wrist (semi-lunar carpals)

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trait 3 bones

Hollow bones

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trait 4 Birds (Archaeopteryx) and theropods

Fused clavicles

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Overview bones Birds (Archaeopteryx) and theropods

Large orbits (eye sockets)

Flexible wrist (semi-lunar carpals)

Hollow bones

Fused clavicles

6
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Arms Birds (Archaeopteryx) and theropods

Elongated arms and forelimbs

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hands Birds (Archaeopteryx) and theropods

3-fingered clawed opposable grasping hands

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feet Birds (Archaeopteryx) and theropods

4 toes per foot (3 main)

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stance Birds (Archaeopteryx) and theropods

Bipedal digitigrade stance

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integuments Birds (Archaeopteryx) and theropods

Feather