Aeolidiella croisicensis Labbé, 1923 Spurilla onubensis Carmona, Lei, Pola, Gosliner, Valdés & Cervera, 2014 Spurilla croisicensis is a species of sea slug, an aeolid nudibranch.

It is a shell-less marine gastropod mollusc in the family Aeolidiidae.

[3] This species was described as common at Le Croisic, France.

It was redescribed under the name Spurilla onubensis.

[4][2] Spurilla croisicensis is variable in colour, with this variation being correlated with age.