Source : Webster's Revised Unabridged Dictionary (1913)

Palinurus \Pal`inu"rus\, n. [So called from L. Palinurus, the
   pilot of [AE]neas.] (Naut.)
   An instrument for obtaining directly, without calculation,
   the true bearing of the sun, and thence the variation of the
   compass

Source : WordNet®

Palinurus
     n : type genus of the family Palinuridae [syn: {genus Palinurus}]