The Conchological Society of Great Britain and Ireland | Helping to understand, identify, record, and conserve molluscs

Berthella plumula. Length 13mm. Pair of enrolled rhinophores project forwards between mantle and oral veil. LWS. Menai Strait, Wales. March 2011.

Species

Berthella plumula

Photographer / copyright holder

I.F. Smith

Berthella plumula. Length 13 mm. Reticulation on mantle resembles lobules of Oscarella (encrusting sponge). Dull orange viscera indicate position of shell. Large transparent central spot resembles osculum of Oscarella. LWS. Menai Strait, Wales. March 2011

Species

Berthella plumula

Photographer / copyright holder

I.F. Smith

Catriona gymnota. Length 11mm. Slight anterior expansion on foot, no propodial tentacles. Rocky shore exposed to strong currents, LWS, Menai Strait, Wales. April 2011.

Species

Catriona gymnota

Photographer / copyright holder

I.F. Smith

Catriona gymnota.Length 11mm. Form with powdery distal area of cerata orange and white. Rocky shore exposed to strong currents, LWS, Menai Strait, Wales. April 2011.

Species

Catriona gymnota

Photographer / copyright holder

I.F. Smith

Catriona gymnota. Length 11mm. Form with powdery distal area of cerata orange and white. Rocky shore exposed to strong currents, LWS, Menai Strait, Wales. April 2011.

Species

Catriona gymnota

Photographer / copyright holder

I.F. Smith

Halidrys siliqua and sectioned air vesicle.

Species

Doto koenneckeri

Photographer / copyright holder

I.F. Smith

Note attached light brown Aglaophenia pluma, collapsed as out of water. Halidrys siliqua is a preferred attachment for A. pluma.

Ventral view of D.koenneckeri (centre) floating over Aglaophenia pluma. Length 9mm. Spawn at base of image. LWS, Menai Strait, Wales. August 2010.

Species

Doto koenneckeri

Photographer / copyright holder

I.F. Smith

Spawn ribbon of Doto koenneckeri. Length 9mm. On Aglaophenia pluma on Halidrys siliqua, LWS, Menai Strait, Wales. August 2010. Adults were near by.

Species

Doto koenneckeri

Photographer / copyright holder

I.F. Smith

Cerata of Doto koenneckeri with rounded, but not circular, brown marks. Length 9mm. On Aglaophenia pluma on Halidrys siliqua, LWS, Menai Strait, Wales. August 2010.

Species

Doto koenneckeri

Photographer / copyright holder

I.F. Smith

Ventral view of Doto koenneckeri floating over Aglaophenia pluma on Halidrys siliqua. Head with large oral lobes protrudes beyond foot. Length 9mm. LWS, Menai Strait, Wales. August 2010.

Species

Doto koenneckeri

Photographer / copyright holder

I.F. Smith

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