The Flitterbie family is a family that only appears in Pikmin 2, it consists of one member the Unmarked Spectralid.
Unmarked Spectralid[]

Unmarked Spectralids are insects in Pikmin 2. They resemble small butterflies, colored either red, yellow, or purple. They are one of the harmless enemies in the Pikmin series, having absolutely no means of attack. They are located in specific patches of plants and appears upon being disturbed, leaving the area's boundaries not long after. A Spectralid's color indicates what it drops, being either Ultra-spicy Spray (red), Ultra-bitter Spray (purple), or a drop of nectar (yellow).