Gray-faced Petrel

Here the details of the Gray-faced Petrel named bird below:

SCI Name:  Pterodroma gouldi
Protonym:  Aestrelata gouldi Ibis p.351
Taxonomy:  Procellariiformes / Procellariidae / Pterodroma
Taxonomy Code:  grwpet2
Type Locality:  New Zealand seas.
Author:  Hutton, FW
Publish Year:  1869
IUCN Status:  Least Concern

DEFINITIONS

PTERODROMA
(Procellariidae; Ϯ Great-winged Petrel P. macroptera) Gr. πτερον pteron  wing; -δρομος -dromos  -racer, -runner  < τρεχω trekhō  to run; the gadfly petrels were so named with reference to their fast weaving flight, as if pursued by horseflies; "1. FULMAREÆ.  ...  *4. Pterodroma, Bp.   14. fuliginosa, Banks. (grisea, Kuhl nec Gm.  lugens? Soland.  atlantica, Gould.)   15. macroptera, Smith.  (brevirostris, Less.)   16. aterrima, Verr.  (carbonaria? Solander.)" (Bonaparte 1856); "Pterodroma, Bp. (Thalassoica? p. Gr. - Procellaria, p. Hombr. et Jacq. - Ossifraga, p. Reich.) Rostrum brevissimum, curvum, valde compressum: cauda cuneata. Nigrae.  Cum genere BULWERIA Procellariearum analogiam praebent. Parvulae inter congeneres conveniunt quippe statura cum gigantibus illis propriae sectionis.    M. ant. pr. Afr.  3.    1. PROCELLARIA macroptera, Smith.   ...   2. PROCELLARIA FULIGINOSA, Banks, nec Lath.   ...   *3. PROCELLARIA aterrima, Verr." (Bonaparte 1857); "Pterodroma Bonaparte, Comp. Rend. Acad. Sci. Paris, 42, 1856, p. 768. Type, by subsequent designation, Procellaria macroptera A. Smith (Coues, Proc. Acad. Nat. Sci. Phila., 1866, p. 137)." (Peters 1931, I, 60).
Var. Petrodroma, Pterodrome. 
Synon. Aestrelata, Cookilaria, Hallstroma, Oestrelatella, Proaestrelata, Rhantistes.

gouldi
John Gould (1804-1881) English publisher, entrepreneur, naturalist, artist (syn. Acanthornis magna, subsp. Acrocephalus australis, syn. Anthus similis, subsp. Circus approximans, syn. Colinus cristatus, syn. Dendrocopos major cabanisi, syn. Dendrocygna arcuata australis, Euphonia, syn. Falcunculus frontatus, syn. Harpactes oreskios, syn. Hirundo neoxena (ex Hirundo frontalis Gould, 1837), syn. Ixobrychus flavicollis australis, syn. Lalage leucomela rufiventris, syn. Malurus cyaneus, syn. Motacilla flava, syn. Myiagra ruficollis mimikae, syn. Ochetorhynchus phoenicurus, syn. Pachyptila vittata, syn. Pandion haliaetus cristatus, subsp. Pelargopsis capensis, syn. Phalacrocorax fuscescens, syn. Podargus strigoides phalaenoides, Pterodroma, syn. Ramsayornis fasciatus (ex Glyciphila fasciata Gould, 1843), syn. Semioptera wallacii halmaherae, syn. Sternula albifrons, Tangara desmaresti x Tangara cyanoventris hybrid, syn. Tribonyx mortierii, syn. Zosterops lateralis chloronotus) (see gouldii).