(Q2583869)

English

Ichthyopterygia

superorder of tetrapods that developed two holes (temporal fenestra) in each side of their skulls, about 300 million years ago

Statements

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Utatsusaurus BW.jpg
800 × 372; 17 KB
Utatsusaurus (Catalan)
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251300000 years BCE
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90 million years BCE
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Ichthyopterygia
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Identifiers

 
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