30 Patella ulyssiponensis. Pallial tentacles and foot from three small specimens; shell lengths 10.6mm, 12mm & 17mm. North Yorkshire. September 2014.

30 Patella ulyssiponensis. Pallial tentacles and foot from three small specimens; shell lengths 10.6mm, 12mm & 17mm.  North Yorkshire. September 2014.

Foot whitish on smallest two, but with blackish shadow showing through thin pale translucent foot as no gonads intervene between thin, translucent sole and dark digestive gland.
Mantle-skirt and pallial tentacles off-white when small; pigment gives tentacles more-saturated colour than mantle.
Foot, mantle-skirt and pallial tentacles becomes yellowish-white with growth, but precise shades vary between individuals.

OTHER SPECIES ALBUMS
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