Devon (geologi): Forskelle mellem versioner

::[[Palæogen]]

:Æra: [[Mesozoikum]]

::[[Jura (geologi)|Jura]]

::[[Trias]]

<ref>[http://news.bbc.co.uk/2/hi/science/nature/6195188.stm 29 November 2006, BBC News: Ancient 'Jaws' had monster bite] Citat: "...The extinct creature, Dunkleosteus terrelli, could bring its jaws together with a remarkable force of 5,000 Newtons..."</ref>

Biddet var kraftigere end [[haj]]ers og [[Dobermann]]en. Dog havde [[Tyrannosaurus rex]] en bidstyrke på 13.000 newton.

 

[[Fil:Rolfosteus canningensis.jpg|thumb|left|250px|Panserfisken ''[[Rolfosteus canningensis]]''.]]