(Procellariidae; Ϯ White-chinned Petrel P. aequinoctialis) Mod. L. procellarius  of the storm  < L. procella  storm, gale  < procellere  to cast down  < pro  before, of; -cello  quick, speedy  < celer, celeris  quick; "64. PROCELLARIA.  Rostrum edentulum, subcompressum: Mandibulis æqualibus: superiore apice adunca; inferiore apice compresso-canaliculata.  Nares cylindro supra basin rostri decumbente, truncato.  Pedes palmati: ungue postico sessili absque digito.  ...  Procellariæ aves pelagicæ sunt, nec ad continentis, littora conspiciuntur, exposit a omnibus procellis." (Linnaeus 1758); "Procellaria Linné, Syst. Nat., ed. 10, 1, 1758, p. 131. Type, by subsequent designation, Procellaria æquinoctialis Linné (Gray, List Gen. and Subgen. Bds., 1840, p. 78)." (Peters 1931, I, 52). Linnaeus's Procellaria comprised three species (P. pelagica, P. æquinoctialis, P. capensis). The White-chinned Petrel seems at home in the most violent tempests, and was described from the stormy waters of the Cape of Good Hope.
Var. Porcellaria.
Synon. Adamastor, Cymatobolus, Majaqueus, Priofinus.

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 23 January 2019).