Spurilla croisicensis is a species of sea slug, an aeolid nudibranch. It is a shell-less marine gastropod mollusc in the family Aeolidiidae.Bouchet, P. (2015). Spurilla croisicensis (Labbé, 1923). In: MolluscaBase (2016). Accessed through: World Register of Marine Species on 2016-11-21.
Distribution This species was described as common at Le Croisic, France. It was redescribed under the name Spurilla onubensis.Carmona L, Lei BR, Pola M, Gosliner TM, Valdés Á, Cervera JL. (2014). Untangling the Spurilla neapolitana (Delle Chiaje, 1841) species complex: a review of the genus Spurilla Bergh, 1864 (Mollusca: Nudibranchia: Aeolidiidae). Zoological Journal of the Linnean Society 170(1):132–54.
Description Spurilla croisicensis is variable in colour, with this variation being correlated with age.
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