19 Rissoa lilacina

19  Rissoa lilacina

Edge of operculum (1) resting on the opercular disc which protrudes laterally as prominent lobes (2). Black line from side of foot extends onto lobe.
Shell height 3.7 mm. North Wales, March 2015.
: flic.kr/p/2ogofx8
Sets of OTHER SPECIES: /