English Dictionary

purple emperor

noun

A large, dark brown and white (female), or purple and white (male) butterfly, Apatura iris, of the family Nymphalidae.

The purple emperor is a beautiful butterfly found in Europe.

意味（1）

A large, dark brown and white (female), or purple and white (male) butterfly, Apatura iris, of the family Nymphalidae.

A simple method will often bring them down even in their most rapid flight, and has been successfully employed in taking the Purple Emperor butterfly, (Apatura Iris,) namely, to throw up a stonr or piece of tile before them, which they will often fly down with, and alight on the ground, and are then easily captured.