ILLUSTRATIVE OF NATURAL SELECTION. 



169 



Species of Papilionidce of the 

 Moluccas and Celebes (large). 



Expanse. 

 Inches. 



P. Blumei (Celebes) ... 5-4 

 P. Alphenor( Celebes)... 4'8 

 P. Gigon (Celebes) ... 5'4 

 P. Deucalion ( Celebes)... 4-6 

 P. Agamemnon, var. 



(Celebes) 4'4 



P. Eurypilus (Moluccas) 4'0 

 P. Telephus (Celebes)... 4-3 

 P. JEgisthus (Moluccas) 4'4 

 P. Milon (Celebes) ... 4'4 

 P. Androcles (Celebes)... 4'8 

 P. Polyphontes (Celebes) 4'6 

 Leptocircus Ennius 



(Celebes) 2'0 



Species inhabiting Ainboyna 

 (large). 



Papilio Ulysses 



P. Polydorus 



P. Deiphobus 



P. Gambrisius 



P. Codrus 



Ornithoptera Priamus, 

 (male) 



6-1 



4-9 



6-8 



6-4 

 5-1 



8-3 



Closely allied species of Java and 

 the Indian region (small). 



Expanse. 

 Inches. 



P. Brama , ... 4'0 



P. Theseus 3-6 



P. Demolion 4-0 



P. Macareus 37 



P. Agamemnon, var. ... 38 

 P. Jason... .. 3-4 



P. Rama 



P. Sarpedon .. 

 P. Antiphates 

 P. Diphilus .. 



3-2 

 3-8 

 3-7 

 3-9 



L. Meges 1-8 



Allied species of New Guinea and 

 the North Moluccas (smaller). 



P. Autolycus 52 



P. Telegonus 



P. Leodamas 



P. Deiphontes 



P. Ormenus 



P. Tydeus 



P. Codrus, var. papu- 



ensis 



Ornitnoptera Poseidon, 



(male) 



4-0 

 4-0 

 5-8 

 5-6 

 6-0 



4-3 

 7-0 



Local variation of Form. The differences of form are 

 equally clear. Papilio Pammon everywhere on the con- 

 tinent is tailed in both sexes. In Java, Sumatra, and 

 Borneo, the closely allied P. Theseus has a very short 

 tail, or tooth only, in the male, while in the females the 

 tail is retained. Further east, in Celebes and the South 

 Moluccas, the hardly separable P. Alphenor has quite 



