43 Tonicella marmorea

43 Tonicella marmorea

Ventral cuticle of girdle on live, 32 mm long specimen. LWS. Isle of Lewis, Scotland. April 2018. Leg. D.W. McKay & S.Taylor.
The hyponotum is whitish, but usually extensively stained yellowish to brownish through contact with the substrate.
1: marginal fringe of spicules that are slightly longer, c. 48µ, than others on the girdle, but still difficult to discern with the naked eye. (1000µ = 1mm).

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