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troilus butterfly

noun
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variants: or less commonly troilus
plural -es

Definition of troilus butterfly

: a large American swallowtail (Papilio troilus) that is black with yellow marginal spots on the front wings and blue on the rear

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History and Etymology for troilus butterfly

from Troilus, son of Priam, king of Troy, from Latin, from Greek Trōilos

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“Troilus butterfly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/troilus%20butterfly. Accessed 26 Oct. 2020.

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