Selection: Chelidonura pallida

Chelidonura pallida Risbec, 1951

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Chelidonura pallida is characterized by its white body with a black margin, followed by an orange-yellow band at the parapodia and 'tails', it has a large left "tail".
Pretty similar is Chelidonura electra which differs by the lack of a black margin, and a fleshy left "tail".
More Informations on Chelidonura pallida are at Bill Rudman's Sea Slug Forum!