Myscelia cyananthe cyananthe C. Felder & R. Felder, 1867;  Comments: E & S Mexico TL: Mexico ([Mor]).

Myscelia cyananthe cyananthe ♀ Jojutla/Chinameca, elev. 900m, MOR, MX 6-VIII-2006
This female was sucking an appendice of a female of Cryptokermes (Hemiptera: Margarodidae)
These animals are covered by a mucus which is very hard and only the tiny white filaments near the butterfly's legs (see where the arrow is pointing) is visible.