Cuthona poritophages Rudman, 1979 Phestilla poritophages is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusk in the family Trinchesiidae.

[2] The species was named after its prey genus, the hard coral Porites.

[3] This species was described from 1 km south of Kunduchi, Tanzania.

[1]