EURYCUS. 25 



whilst the neuration of the anterior wings, and the structure of its palpi, bring it equally near to Papilio. The almost 

 total absence of any markings on the wings of the female has caused the two sexes to be considered as distinct 

 species. I believe that Commander Ince was the first person who actually proved their specific identity, from 

 observations made when engaged in the survey of the northern parts of Australia. 



The name given by Swainson, being the specific name of the only species, cannot be retained. 



EURYCUS Boisd. 



1. Eu. Crkssida Boisd. Sp. Gen. i. 392. n. 1. (1836). 



P. Cr. Fab. Ent. Syst. HI. i. 20. n. 02. (1793 V 

 Donovan, Ins. of New Holland (1805). 

 Godt. Eric. M. ix. 76. n. 145. (1819). 

 Cressida Heliccmicles Swainson, Zool. III. 2il ser. t. 94. (1833). 

 9 Eur. Harmonia Boisd. Sp. Gen. i. 393. n. 2. (1836). 

 P. Har. Fab. Ent. Syst. m. i. 20. n. 63. (1793). 



Donovan, Ins. of New Holland (1805). 

 P. Harmonides Godt. Ene. M. ix. 76. n. 146. (1819). 

 Australia. 



