PLATE 20
Reading edition

AVES
Harpy Eagle (Thrasaetos harpyia)
1. Glyph, Copan (Maudslay, I, Pl. 16, gl. 3).
2. Nuttall 53.
3. Glyph, Copan (Maudslay, I, Pl. 16, gl. 13).
4. Tro-Cortesianus 88c.
5. Part of a head-dress, Dresden 14c.
6. Peresianus 2.
7. Dresden 14b.
8. Eagle with crest feathers tipped by flints, Nuttall
9. Glyph, Tro-Cortesianus 107c.
10. Stone carving, Chichen Itza (Maudslay, III, Pl. 52).
11. Dresden 23c.
12. Possibly an eagle’s head, Dresden 43c.
13. Possibly an eagle, Dresden 74.
14. Bologna 7.