Hume, J. P. (2023). A new fossil subspecies of booby (Aves, Sulidae: Papasula) from Mauritius and Rodrigues, Mascarene Islands, with notes on P. abbotti from Assumption Island. Zootaxa, 5270(3), 507–536. https://doi.org/10.11646/zootaxa.5270.3.5