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Unidentia sandramillenae

2023 · Photo: Boaz Liebes

Unidentia sandramillenae Korshunova, Martynov, Bakken, Evertsen, Fletcher, Mudianta, H. Saito, Lundin, Schrödl & Picton, 2017

Philippines · Indo Pacific - South China Sea

Size
⁦7–25⁩ mm
Depth
⁦5–15⁩ m
Native range
Indo-West Pacific: Indonesia, the Philippines and Japan.

Description

A small aeolid nudibranch described in 2017 from Tulamben, Bali. Its genus Unidentia has a uniserial radula with no lateral teeth.

Share link: https://seaslugs.org.il/species/unidentia-sandramillenae-phillipines-indo-pacific-south-china-sea/

Identification

Translucent white body with an overall violet hue and a thin purple line along the back. Elongate cerata, on 8–10 raised dorsal groups, each with a purple ring just below the tip. Rhinophores and oral tentacles smooth; oral tentacles densely purple at the base.

Similar species

Unidentia angelvaldesi has a red-orange rather than whitish ground colour.

Habitat & diet

Habitat

Rocky substrate and algae carrying athecate hydroids, 5–15 m.

Food

Probably athecate hydroids, on which it has been found.

Sources (2)
Unidentia sandramillenae