Pastinaca, huius pastinácæ, pen. prod. Plin. Colum. An hearbe called carrets.Pastinaca. Plin. A certaine sea fish like to a ray.
Lewis and Short: Latin dictionary
pastĭnāca, ae, f. [pastino]. I.A parsnip, a term including also our carrot, Plin. 19, 5, 27, 89; 25, 9, 64, 112; Isid. Orig. 17, 10.—II.A fish of prey, the sting-ray, Plin. 9, 42, 67, 144; 9, 48, 72, 155; Cels. 6, 9.