Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
aucŭpātōrĭus, a, um, adj. [aucupor], belonging to, or useful in bird-catching: harundo, Plin. 16, 36, 66, § 172: Cum anno permansit inundatio, proficiunt in aucupatoriam amplitudinem, id. 16, 36, 66, § 169: calami, Mart. 14, 218; Plin. l. l.