Maillot euskadi (Abida partioti) is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Chondrinidae.
The native distribution of A. partioti is restricted to the central Pyrenees, in France and Spain.
A. partioti inhabits montane karstic areas, living within crevices or under stones; although in humid environments it can be found on the surface of limestone rocks and rubble.