ORNITHOPTERA PRIAMUS. 



PLATE I. Fig. 1. 



Boisd. Species gener. des Lepidop., 173 Papilio Priamus, Linn. 



Latr. Godart, Cramer ; Papillons exotiques, 23, A, B ; Do- 

 novan's Insects of India, PI. 3. 



Female, Pap. Panthous, Linn. ; Cramer, 123, A, and 124, A ; 

 Don. Ins. of India, PI. 2. 



Such a remarkable discrepancy exists in the ap- 

 pearance of the sexes, that they were always re- 

 garded as separate species till lately, when their 

 proper relationship to each other happened to be 

 ascertained. The anterior wings of the male are 

 deep velvety black, with two broad longitudinal 

 stripes of rich silky green, curved, and narrowing 

 at both extremities ; between these stripes there is 

 a large brownish spot disposed longitudinally. The 

 hinder wings are silky green, with the posterior 

 margin, and a series of four pretty large circular 

 spots, velvet-black; between the black spots and 

 posterior border are two orange spots, and another 

 of larger size towards the base of the wing. On the 

 under side, the anterior wings have a macular band 

 of gilded green, formed of contiguous wedge-shaped 

 spots, an irregular patch towards the centre, and 

 two streaks near the apex. The under side of the 



