leafminers

/L IY1 F M IH1 N ER0 Z/
noun
  1. 1

    An insect larva that lives between the epidermis of a leaf and consumes the leaf tissue.

Source: https://en.wiktionary.org/wiki/leaf%20miner, https://en.wiktionary.org/wiki/leafminer, https://en.wiktionary.org/wiki/leafminers