Wednesday, 30 November 2016

Yellow tylodina or Yellow umbrella slug - Tylodina perversa (Gmelin, 1791) - Cyprus

See also

Yellow tube sponge (Aplysina aerophoba) Nardo, 1843 - Cyprus

Tylodina perversa, common names the "yellow tylodina" or "yellow umbrella slug", is a species of sea snail or false limpet, a marine opisthobranch gastropod mollusk in the family Tylodinidae.

This opisthobranch has a limpet-like shell which is composed primarily of protein, not calcium carbonate.

This species of false limpet occurs in the northeastern Atlantic including the British Isles and the Mediterranean Sea.

T. perversa feeds on the sponge species Aplysina aerophoba.

Underwater photos at Akrotiri 19/11/2016 by Kostas Aristeidou

Photos by Costas Constantinou

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