Eurytides callias

 Eurytides callias  is a butterfly of the family Papilionidae. It is found in French Guiana, Brazil (Amazonas), southern Venezuela (Yavita, Rio Ocamo, Rio Cunucunuma), eastern Ecuador (Napo) and Peru.

It is a large butterfly with a wingspan around 85 mm, white in colour with a slightly pointed apex with two long thin tails at the posterior. The forewings have a brown apex and a brown border. The hind legs show blue lunules in the brown border and a red anal spot