Heliconius ethilla Latreille & Godart 1819
| X. A Catalogue of the Lepidoptera Rhopalocera of Trinidad William James Kaye (1904) Transactions of The Royal Entomological Society of London 52: 159-230 | |
| IV. On Specific and Mimetic Relationships in the genus Heliconius, L H Eltringham (1916) Transactions of The Royal Entomological Society of London 64: 101-148 | |
| Disappearances Of Eggs And Larvae Of Heliconius Butterflies A M Young (1978) Entomological News 89: 81-87 |