Adna anglica - Coral barnacle

Adna anglica  (Sowerby, 1823) 

Coral barnacle 

Synonym: Megatrema anglica, Pyrgoma anglicum

Porthkerris, United Kingdom, 12-9-2013. Specimen A at middle right.

Porthkerris, United Kingdom, 12-9-2013. Specimen A at right.

Porthkerris, United Kingdom, 12-9-2013. Tentacles and top of specimen at upper right.

Porthkerris, United Kingdom, 12-9-2013. Specimen at middle left.