Gyrolepis \Gy*rol"e*pis\ (j[i^]*r[o^]l"[-e]*p[i^]s), n. [NL., fr. Gr. gyro`s round + lepi`s scale.] (Paleon.) A genus of ganoid fishes, found in strata of the new red sandstone, and the lias bone beds. --Agassiz. [1913 Webster]