Blue Duchess

Euthalia duda, the blue duchess, is a species of nymphalid butterfly found in South Asia. Description one of the loveliest Euthaliidi. Femalr one third larger than the figured male, and correspondingly more broadly shaded with moss-green in the subanal area of the hindwing.

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Euthalia es un género de mariposas de la familia Nymphalidae (subfamilia Limenitidinae), cuenta con 63 especies reconocidas científicamente. ​ Especies Euthalia aconthea (Cramer, 1777) Euthalia adonia (Cramer, 1780) Euthalia agniformis (Fruhstorfer, 1906) Euthalia agnis (Vollenhoven, 1862) Euthalia alpherakyi (Oberthür, 1907) Euthalia alpheda (Godart, [1824]) Euthalia amanda (Hewitson, 1858) Euthalia anosia (Moore, 1858) Euthalia aristides (Oberthür, 1907) Euthalia bunzoi (Sugiyama, 1996) Euthalia chayuensis Euthalia confucius (Westwood, 1850) Euthalia djta (Distant & Pryer, 1887)…