What type of metomorphis did wormy from SpongeBob have?

Wormy from SpongeBob SquarePants undergoes complete metamorphosis, transforming from a caterpillar into a butterfly. This process involves several stages: egg, larva (caterpillar), pupa (chrysalis), and finally, adult (butterfly). The episode highlights this transformation, showing Wormy evolving into a beautiful butterfly, much to the surprise of SpongeBob and Patrick.