Kingdom divisions (5)
I believe the answer is:
phyla
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">kingdom divisions</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for phyla that I've seen before include "Parts of the kingdom" , "Divisions in the kingdom" , "Classes immediately below those" , "whole lot of groups?" , "Divisions in botany" .)