TRANSACTIONS ENTOMOLOGICAL SOCIETY LONDON. I. Notes on South American Butterflies. By H. W. Bates, Esq., Cor. Memb. Ent. Soc, London. [Read September 7ih. 1857.] The following notes were communicated by Mr. Bates in a letter to Mr. Adam White, dated Ega, 20th May, 1857; and being the record of observations made on the insects in their native haunts, it is thought that they will not be devoid of interest to the Entomological Society : — Papilio Caudius is the ? of Papilio Torquatus. It appears scarcely credible, but I once found a pair in cop. Caudius is found in the forest, Torquatus in the sunshine of open places, but in very damp weather both are found together at flowers on the borders of the woods. Heliconidce. — I reared Heliconia erato at Cameta ; the larvae are spinose, like the Vanessa, &c., and the chrysalis suspended by the tail. This family I look upon as mostly a modern creation, the species unfixed, very susceptible of change, in conjunction with the least modification of local circumstance; but these theo-VOL. v. N. S. PART I. FEB. 1859. ' B
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