Lewis & Short

talpa, ae, f. (masc., Verg. G. 1, 183) [root scalp-; Gr. σκάλοψ; cf. Lat.: scalpo, scalprum], a mole, Cic. Ac. 2, 25, 81; Plin. 9, 7, 6, § 17; 10, 69, 88, § 191; 30, 5, 12, § 38; Sen. Q. N. 3, 16, 5; Isid. Orig. 12, 3.