Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
pīca, ae, f. [prob. from pingo, the variegated, spotted bird], a pie, magpie, Plin. 10, 29, 41, § 78; 10, 42, 59, § 118; Ov. M. 5, 294 sq.; Pers. prol. fin.
1. pīcus, i, m. [perh. root pingo; cf. pica].
2. Pīcus, i, m., son of Saturn, grandfather of Latinus, king of the aborigines, and a prophet; he was changed by Circe, whose love he had slighted, into a woodpecker, Ov. M. 14, 320; Verg. A. 7, 189 Serv.; Juv. 8, 131.