Cerberilla tanna is a species of sea slug, an aeolid nudibranch, a marine heterobranch mollusc in the family Aeolidiidae.Bouchet, P. (2015). Cerberilla tanna. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2015-11-12
Distribution This species was described from northeastern Brazil.
Description All Cerberilla species have a broad foot and the cerata are long and numerous, arranged in transverse rows across the body. This species is translucent with opaque white pigment on the cerata and oral tentacles. There is a brown spot on the upper surface of each of the cerata.Rudman, W.B., 2003 (May 4) Cerberilla tanna Marcus & Marcus, 1960. [In] Sea Slug Forum. Australian Museum, Sydney. The distinguishing features of this species are discussed in relation to Cerberilla chavezi by Hermosillo & Valdés, (2007).Hermosillo A. & Valdés, A. (2007). Five new species of Aeolid nudibranchs (Mollusca, Opisthobranchia) from the Tropical Eastern Pacific. American Malacological Bulletin, 22: 119-137, 13 text figures, 1 color pl.
The maximum recorded body length is 25 mm.Welch J. J. (2010). "The “Island Rule” and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.
Ecology Minimum recorded depth is 0 m. Maximum recorded depth is 6 m.
Species of Cerberilla live on and in sandy substrates where they burrow beneath the surface and feed on burrowing sea anemones.
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