Dictionary definitions
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basilarchia astyanax
From The Collaborative International Dictionary of English v.0.48:
Ursula \Ur"su*la\, n. (Zool.) A beautiful North American butterfly (Basilarchia astyanax syn. Limenitis astyanax). Its wings are nearly black with red and blue spots and blotches. Called also {red-spotted purple}. [1913 Webster]

