Bailey's Apollo Parnassius baileyi is a high altitude butterfly which is found in S.W. China (Sichuan and N Yunan) and Eastern Tibet. It is a member of the Snow Apollo genus Parnassius of the Swallowtail (Papilionidae) family.
The taxonomic status of this butterfly is uncertain.Parnassius baileyi was originally described as a subspecies of Parnassius acco, later as a subspecies of P. rothschildianus Bryk, 1931 and also P. przewalskii(Alpherakyi 1887), and now also treated as a separate species (Weiss 1992), (Chou, 1994). molecular studies suggest it is the sister species of Parnassius acco.
The butterfly was named for Frederick Marshman Bailey who collected the first specimens.
Read more about Parnassius Baileyi: Subspecies