Paleontologists have examined the fossilized remains of a previously unknown species of eurypterid (sea scorpion) and found direct evidence that these marine creatures were able to breathe in subaerial environments through their main respiratory organs. Lamsdell et al present details of the respiratory organs of Adelophthalmus pyrrhae from the Carboniferous …
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Paleontologists Redescribe Enigmatic Period Fish A team of U.S. paleontologists has redescribed the morphology of a long-snouted ray-finned fish called Tanyrhinichthys mcallisteri and created a more complete and accurate reconstruction of the fish as a living animal. Tanyrhinichthys mcallisteri was most likely a bottom-cruising predator similar in general ecomorphology to …
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