Component (a building block) — not the same thing as a radical or a sound component. · 6strokes
咪娄屎料断眯类籽
Kangxi radical no.119 · 6strokes — The 214 Kangxi radicals
Filed under it in a dictionary. That is a lookup convention — it does not mean it is the only part the character is built from.
米类籽粉粒粗粘