nymphalid; brush-footed butterfly
Refers to any butterfly of the family Nymphalidae, the largest butterfly family. In everyday Japanese, タテハチョウ is the standard term.
Among the nymphalid butterflies are the great purple emperor and the chestnut tiger.
In this park, you can see many brush-footed butterflies in spring.
red admiral butterfly
Katakana spelling is standard for this butterfly family name; the kanji form 立羽蝶 is rare.
Kanji spelling is seldom used; learners will almost always encounter the katakana form.
The name タテハチョウ is said to come from the way the wings are held upright (立て羽) when resting, though the exact historical derivation is uncertain.