14 Berthella plumula COMPARISON images of juvenile Pleurobranchus membranaceus.

14 Berthella plumula COMPARISON images of  juvenile Pleurobranchus membranaceus.

Early stage, about 8 mm long, lacks brown pigment and the tubercles are blunt and low. Cornwall, England. © D. Fenwick www.aphotomarine.com/
1: mantle expanded to cover the foot.
2: mantle contracted to reveal much of dorsal face of the foot.
3: ventral view of the foot.

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