Lombardo, A., & Marletta, G. (2023). No longer so common: findings of <em>Calliopaea bellula</em> d’Orbigny 1837 (Gastropoda: Sacoglossa) and <em>Tayuva lilacina</em> (A. Gould 1852) (Gastropoda: Nudibranchia) along the central-eastern coast of Sicily (Ionian Sea). Natural History Sciences, 10(1). https://doi.org/10.4081/nhs.2023.632