15 Tritia incrassata

15 Tritia incrassata

The small dorsoventrally flattened head (1). Thick base (2) of cephalic tentacle bears an eye. Flesh that is rarely exposed is white (3). Base of large penis (4).
Left: H. 13.1 mm, Llŷn, North Wales, March 2016.
Right: Portland, Dorset, England, April 2012.
: flic.kr/p/2oiGpnC
Sets of OTHER SPECIES:
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