Fossil remains of one of the ocean’s earliest giants have been unearthed in Nevada. Named Cymbospondylus youngorum, this ichthyosaur had a 2-metre-long skull and may have stretched around 17 metres in ...
Earliest oceanic tetrapod ecosystem from 249 million years ago. A pod of the small-bodied ichthyopterygian ('fish-lizard') Grippia longirostris hunting squid-like ammonoids (top left). The marine ...
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