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Natural History Museum; Pitkin, Brian; Jenkins, Paul (2023). "PTYCHANDRA". Butterflies and Moths of the World. Natural History Museum, London. doi:10.5519/s93616qw. Archived from the original on 28 March 2022. Retrieved 28 March 2022.
Wahlberg, Niklas. "Nymphalidae Classification". Nymphalidae Systematics Group. Archived from the original on 23 October 2021. Retrieved 27 March 2022.
Wahlberg, Niklas. "All Nymphalidae species list". The Nymphalidae Systematics Group. Archived from the original on 2 January 2022. Retrieved 27 March 2022.
Wright, R. I. Vane (1990). "The Philippines-Key to the biogeography of Wallace a7". Insects and the Rain Forests of South East Asia (Wallacea). Royal Entomological Society: 25–27. Archived(PDF) from the original on 28 March 2022. Retrieved 28 March 2022.
Natural History Museum; Pitkin, Brian; Jenkins, Paul (2023). "PTYCHANDRA". Butterflies and Moths of the World. Natural History Museum, London. doi:10.5519/s93616qw. Archived from the original on 28 March 2022. Retrieved 28 March 2022.
Wahlberg, Niklas. "Nymphalidae Classification". Nymphalidae Systematics Group. Archived from the original on 23 October 2021. Retrieved 27 March 2022.
Wright, R. I. Vane (1990). "The Philippines-Key to the biogeography of Wallace a7". Insects and the Rain Forests of South East Asia (Wallacea). Royal Entomological Society: 25–27. Archived(PDF) from the original on 28 March 2022. Retrieved 28 March 2022.
Wahlberg, Niklas. "All Nymphalidae species list". The Nymphalidae Systematics Group. Archived from the original on 2 January 2022. Retrieved 27 March 2022.