Modern Nautilus and Allonautilus species inhabit deeper waters than their extinct ancestors did over 500 million years ago.
The optical rotatum's logarithmic spiral follows a pattern found often in nature, including nautilus shells. Credit: Capasso Lab / Harvard SEAS The optical rotatum's logarithmic spiral follows a ...
Nautilus studies-- the first twenty-two centuries / Richard Arnold Davis -- The ancestry of the genus Nautilus / Curt Teichert and Tatsuro Matsumoto -- The species of Nautilus / W. Bruce Sanders -- ...
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