comma butterfly
noun
an orange-brown European vanessid butterfly, Polygonia c-album, with a white comma-shaped mark on the underside of each hind wing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012