Pseudunela espiritusanta is a species of sea slug, an acochlidian, a shell-less marine gastropod mollusk in the family Pseudunelidae.
Its specific name is a reference to Espiritu Santo Island in Vanuatu, where it was found.
[2] This species, from Espiritu Santo Island in Vanuatu, lives in brackish water.
The other two species in the genus Pseudunela are fully marine.
This Heterobranchia-related article is a stub.