Pholas
Pronunciation : Pho"las
Part of Speech : n.;
Etymology : [NL., fr. Gr. (Zo?l.)
Definition : Defn: Any one of numerous species of marine bivalve mollusks of the genus Pholas, or family Pholadid?. They bore holes for themselves in clay, peat, and soft rocks.
pl. Pholades.
Source : Webster's Unabridged Dictionary, 1913