Pelecanus onocrotalus (Linneaus 1758) is the extant great white pelican. It has a large skull, longer wings than its relatives, the pigeons. The pelican is basal to the clade that includes spoonbills and ducks.
Linnaeus C 1758. Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.