From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( n.) A genus of large, brilliantly colored moths native of the West Indies and South America. Their bright colored and tailed hind wings and their diurnal flight cause them to closely resemble butterflies.

(2): ( n.) One of the nine Muses, daughter of Zeus by Mnemosyne, and patron of astronomy.

The Nuttall Encyclopedia [2]

The muse of astronomy, is represented with a globe in her hand, to which she points with a small rod.