How to Draw a Butterfly Eye
1
Draw three lines horizontal then one vertical in the middle of the three horizontal ones. Make these lines light because you will be erasing them later.
3
Now add the pupil and the rest of the eye details then add two lines on the inside of the eye that will make the eyeliner.
4
Now add the details in the butterfly... I would get creative here google up different butterflies and pick your favorite for the butterflies wing . Then add the upper eyelashes make them very long so it gives it a more girly look.