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The Collaborative International Dictionary
Jasoniades glaucus

Turnus \Tur"nus\, n. [NL., fr. L. Turnus, the king of the Rutuli, mentioned in the [AE]neid.] (Zo["o]l.) A common, large, handsome, American swallowtail butterfly, now regarded as one of the forms of Papilio glaucus syn. Jasoniades glaucus. The wings are yellow, margined and barred with black, and with an orange-red spot near the posterior angle of the hind wings. Called also tiger swallowtail. See Illust. under Swallowtail.