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 (Apr. 2023), 507–536. DOI:https://doi.org/10.11646/zootaxa.5270.3.5.