Polycera hedgpethi
Polycera hedgpethi , common name "Hedgpeth's dorid" , is a species of nudibranch , a shell-less marine gastropod mollusk in the family Polyceratidae . 
<triplet> gastropod <subj> mollusk <obj> parent taxon <triplet> Polyceratidae <subj> nudibranch <obj> parent taxon