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Favorinus sp.
Image courtesy of Anne DuPont via the Encyclopedia of Life CC BY-NC 3.0 License.
Favorinus sp.
Taxonomic Group: Mollusks-Gastropods


Favorinus auritulus is a predatory nudibranch which feeds on bryozoans. It was first described from Brazil and is native to tropical waters of the Western Atlantic and Caribbean Sea. One individual was found on a fouling plate in the Chesapeake Bay, Virginia in 1994. There are no later records from this area and its establishment status is unknown. It inhabits shallow shore habitats, including lagoons and cays. There are no known impacts of this species.

*Beyond its native range, this species is not currently established in North American waters.

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Fofonoff PW, Ruiz GM, Steves B, Simkanin C, & Carlton JT (2018)
National Exotic Marine and Estuarine Species Information System.
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Marine Invasions Lab
Smithsonian Environmental Research Center

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