Felimare tricolor = Hypselodoris tricolor
Felimare tricolor (Cantraine, 1835)
Felimare tricolor is a small dorid nudibranch present in the Mediterranean. It is usually found roaming on a black sponge (Cacospongia sp.). This species is rare. It can be confused with Felimare fontandraui.

Oral tentacles: 2 in number, very short.
Rhinophores: Deep blue in colour with white tips, finely lamellate and retractable.
Cerata: Absent.
Gills: Retractable, unipinnate, blue in colour with a yellow line along the midrib (externally).
Body: Blue to dark blue with a yellow submarginal line, a central yellow line and two discontinuous lateral white lines.
Foot: Blue with a yellow lateral line extending towards the foot.

Size range: 14-16mm. Rare.

Specific characteristics: This species can be distinguished from related species by its colouration (yellow central line and discontinuous white lines).

Notes: This species is considered synonymous with F. midatlantica by some (see note on Marine Species - link below).
16mm Wied iz-Zurrieq 17m depth 24/7/93
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Marine species
Sous le Mer
16mm Wied iz-Zurrieq 17m depth 24/7/93
14mm Wied iz-Zurrieq 17m depth 24/7/93
Oral tentacles of 16mm specimen