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the largest example of Machairodus
and lobsters belong to this order
They are members of the phylum Echinodermata
sharp teeth
Charnia masoni, Pre-Cambrian Ediacaran Fauna Sea-Pen Spinosaurus the largest example of MachairodusCharnia is the genus name given to a frond like Precambrian lifeform with segmented ridges branching alternately to the right and left from a zig zag medial suture. The genus Charnia was named after Charnwood Forest, where the first specimen was found. There are two species, Charnia masoni and Charnia wardi. Charnia masoni was discovered by Roger Mason, a schoolboy who would later become a professor of metamorphic petrology, in 1957 in what is now a
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