Acanthochitona fascicularis. Length 56mm. Near maximum recorded size. June 2012. Split, Croatia

Species

Acanthochitona fascicularis

Photographer / copyright holder

J. Prkić

Cadlina pellucida. Low-profile translucent mantle is covered in low soft translucent tubercles, inconspicuous unless seen in profile (arrow). August 2011 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Fully extended specimen in motion. Foot extended at posterior; thin, translucent white, almost transparent, with opaque white flecks concentrated at periphery. June 2012 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Frequently found in Portugal on this unidentified greyish-yellow sponge; its food? July 2012 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Frequently found in Portugal on this unidentified greyish-yellow sponge; its food? August 2011 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Rhinophores: small whitish apex; white stem; 9 dark chocolate-brown lamellae. July 2012 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Opaque white tubercles (defensive glands?) around mantle skirt. 4 gill plumes; stout main rib, short stout branches and short pinnae; chocolate-brown, apart from medially-white main rib. April 2011. Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Fully extended specimen in motion. Foot extended at posterior; thin, translucent white, almost transparent, with opaque white flecks concentrated at periphery. June 2012 . Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Cadlina pellucida. Elliptical outline, low profile. Ample, soft, translucent, white mantle covers whole body. Gills partially contracted. July 2012 .Sublittoral. Setúbal, Portugal.

Species

Cadlina pellucida

Photographer / copyright holder

João Pedro Silva http://www.flickr.com/photos/jpsilva1971/

Limapontia senestra. Illustration from Eliot, 1910. Ridges behind rhinophores are occasionally seen on live animals, but rarely, if ever, as pronounced as in this image.

Species

Limapontia senestra

Photographer / copyright holder

I.F. Smith

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