Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
quā̆drĭmănus, a, um, and quā̆drĭ-mănis, e, adj. [quattuor-manus], fourhanded, having four hands (post-class.): puella biceps, quadripes, quadrimana, Jul. Obseq. Prodig. 111: pueri quadrupedes et quadrimanes, id. ib. 73.