EXPLANATION OF PLATE 57. 



Eyes, Tongue, Antennae. Palpi and Legs of Imago. — Papilionidae and Hesperidi. 



Drawn by J. H. Emerton, excepting figs. 6f, 6f ", which are by Henry Metzger. Lithography by B. Meisel. 

 Lettering: a, antennal club from above; /', fore leg from side; f", apex of fore tarsi from above; p, palpus from 

 side. Various enlargements. 



1. Achalarus lycidas. 5. Eudamus proleus. 



2. Papilio polyxenes. 6. Euphoeades troilus. 



3. Heraclides cresphontes. 7. Thanaos horatins. 



4. Jasoniades glaucus. 



