Variants of a mold are catalogued separately, so each one has its own sets and minifigs. Check these too if something you expect is missing here.

• 25348c01 Wings, Dragon with White Spines, Dark Azure and Gold Scrollwork and White Sparkles Print [Sheet of 2] this part is a sub-part of it
• 25348a Wing, Left, Dragon with White Spines, Dark Azure and Gold Scrollwork and White Sparkles Print Pair of this part