'Phacops bufo' definitions:

Definition of 'Phacops bufo'

From: GCIDE

Phacops \Pha"cops\, n. [NL., fr. Gr. fako`s a lentil + 'w`ps, 'wpo`s, the eye.] (Paleon.) A genus of trilobites found in the Silurian and Devonian formations. Phacops bufo is one of the most common species. [1913 Webster]