Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. dŏlābella, ae, f. dim. [dolabra], a small pick-axe, hatchet, Col. 2, 24, 4 sq.
2. Dŏlābella, ae, m. nom. pr., the name of a Roman family in the gens Cornelia, of which the best-known individual is P. Cornelius Dolabella, Cicero’s son-in-law, Cic. Fam. 2, 16, 5 al.
Hence, Dŏlābel-lĭānus, a, um, adj.: pira, named after a Dolabella otherwise unknown, Col. 5, 10, 18; 12, 10, 4; Plin. 15, 15, 16, § 54.