Sand Squirm

The Sand Squirm is a large gummazoids that lives in sand and hunts using vibrations.

=In fanon games=

In Pikmin 4 (Salem version)
The Sand Squirm is a mysterious gummazoids in Pikmin 4 (Salem version) that not much is known about. It stays underground until it detects vibrations from a lifeform moving around above them, which it then attempts to devour.