Lamellaria perspicua | The Conchological Society of Great Britain and Ireland

Lamellaria perspicua (Linnaeus, 1758)

synonyms

<em>Lamellaria tentaculata</em> (Montagu 1811)

Lamellaria perspicua. Length 10mm. Colour pattern closely mimics adjacent compound ascidian. Sublittoral, 4 metres. Swanage Pier, Dorset. March 2010.

Species

Lamellaria perspicua

Photographer / copyright holder

M. Markey

Lamellaria perspicua. Length about 8mm. Two diverse colour forms. Lower has mimic barnacle on mantle and unusually thin siphon. Upper has mantle that mimics compound ascidian; conspicuous as not on ascidian. LWS. Devon. January 2015.

Species

Lamellaria perspicua

Photographer / copyright holder

L. Faisey

Lamellaria perspicua. January 2015. Kristiansund, Norway.

Species

Lamellaria perspicua

Photographer / copyright holder

Nils Aukan

Lamellaria perspicua. Steep profile. January 2015. Kristiansund, Norway.

Species

Lamellaria perspicua

Photographer / copyright holder

Nils Aukan

Sketch by N.F. McMillan intended for, but left out on publication of, her 1939 paper differentiating L. perspicua from L. latens for the first time in “Brittanic waters”. Click “View Image Details” for extracts of her text and comment.

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

In The British species

L.perspicua. Shell 6.6mm high (max. dimension) from 11mm long animal superficially resembling L. latens. Spire protruding beyond oval outline of shell is diagnostic of L. perspicua. Periostracum transparent yellowish. April 2012. Weymouth, Dorset, England

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

L. perspicua resembling L. latens, but 11mm length (10mm max for L. latens) and, faintly visible through mantle, spire protruding beyond oval outline of shell (arrow) are diagnostic of L. perspicua. See image 15 for extracted shell. April 2012 Weymouth.

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

Lamellaria perspicua & Trivia arctica. Shared morphological features indicate their relationship within the family Velutinidae. Menai Strait, Wales.

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

Lamellaria perspicua. Epidermis sloughed by lilac specimen. Uncertain whether sloughing is regular feature of growth or an indication of poor health.

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

Lamellaria perspicua. Length 18 mm. Specimen like L. latens with markings resembling pores and exhalent openings of compound ascidians. Distinguished by its larger size, higher dome profile and tuberculated mantle. LWS. Menai Strait, March 2011.

Species

Lamellaria perspicua

Photographer / copyright holder

I.F. Smith

Subscribe to Lamellaria perspicua