Cuthona behrensi
Hermosillo & Valdes, 2007

Family: Tergipedidae


Known only from Azuero Peninsula, between the Gulf of Panama and the Gulf of Chiriqui , Panama, East Pacific.


Locality: Azuero Peninsula, 30 feet, Panama, tropical eastern Pacific, 01 May 2003, Under rocks. Length: 6 mm. Photographer: Ali Hermosillo.

Known only from a single specimen, 5 mm  long alive, this species has a translucent white body with bright opaque yellow tips to the cerata, and a bright yellow median line along the posterior part of the foot, behind the cerata. The smooth rounded rhinophores have a translucent white base and the upper two-thirds is bright yellow. The shorter oral tubercles are similarly coloured. Within the cerata, the digestive gland ducts are whitish with orange specks below the cnidosac.

  • 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.
Authorship details
Rudman, W.B., 2007 (August 6) Cuthona behrensi Hermosillo & Valdes, 2007. [In] Sea Slug Forum. Australian Museum, Sydney. Available from

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  1. Cuthona behrensi from the tropical eastern Pacific
    From: Alicia Hermosillo, August 6, 2007

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