The story
- Ancient Greek · derived fromκῡδνός“glorious, honored”
- English todaycydno longwing
A partial calque of translingual Heliconius cydno + longwing. The 'cydno' in the taxonomic name is likely from Ancient Greek κῡδνός (kūdnós, “glorious, honored”, adjective).
Etymology from Wiktionary, CC BY-SA 4.0.