16 Ocenebra erinaceus

16 Ocenebra erinaceus

Pink, cylindrical buccal mass (1) attached to true mouth (2) at distal tip of proboscis retracted within sheath (3) formed by inversion of proximal part of proboscis. Radula in radular sac (4). Proximal end (5) of proboscis is attached to body when rest of proboscis is everted and protruded for feeding.
Llŷn Peninsula, Wales, March 2016.
: flic.kr/p/2op3qCC
Sets of OTHER SPECIES:
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