Royal Marines

[kathryn.girl]

whats the heirarchy of the royal marines?

[paddywak]

According to Wikipedia they are ranked the same as the army
http://en.wikipedia.org/wiki/United_Kingdom_an d_United_States_military_ranks_compared

[heathfield]

If by 'hierarchy' you mean 'order of precedence' (when they take part in a parade), scroll down to the last paragraph here