1. Trivia monacha early juvenile. At this stage, the shell has a typical gastropod spire and aperture. Height (apex to end of aperture) 6.5 mm. LWS, Scapa Flow, Orkney April 1975
  2. Trivia monacha early juvenile. At this stage, the shell has a typical gastropod spire and aperture. Height (apex to end of aperture) 6.5 mm. LWS, Scapa Flow, Orkney April 1975

Trivia monacha early juvenile. At this stage, the shell has a typical gastropod spire and aperture. Height (apex to end of aperture) 6.5 mm. LWS, Scapa Flow, Orkney April 1975

Submitted by Ian Smith on
Species
Trivia monacha
Photographer / copyright holder

I.F. Smith

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