Chatham Island Gerygone

Here the details of the Chatham Island Gerygone named bird below:

SCI Name:  Gerygone albofrontata
Protonym:  Gerygone? albofrontata Voy.ErebusTerror 1 Birds p.5 pl.4 fig.2
Taxonomy:  Passeriformes / Acanthizidae / Gerygone
Taxonomy Code:  chiger2
Type Locality:  Chatham Islands.
Author:  Gray, GR
Publish Year:  1845
IUCN Status:  Least Concern

DEFINITIONS

GERYGONE
(Acanthizidae; Ϯ White-throated Gerygone G. olivacea) Gr. γηρυγονος gērugonos  echoes  < γηρυω gēruō  to sing; γονη gonē  offspring, child; "I found it in considerable numbers in every part of the Upper Hunter district, nearly always among the gum-trees, and constantly uttering a peculiar and not very harmonious strain" (Gould 1865); "These birds having been characterised by me under the generic name of Psilopus; but that term having been previously employed in Entomology I propose to alter it to Gerygone" (Gould 1841); "Gerygone Gould, 1841, in G. Grey, Journ. Two Exped. Discovery Northwest Western Australia, 2, p. 417, note. New name for Psilopus Gould, 1838, preoccupied by Psilopus Meigen, 1824." (Mayr in Peters, 1986, XI, p. 444).  
Var. Gerigone, Gerypont.
Synon. Ethelornis, Hapolorhynchus, Leptotodus, Maorigerygone, Ostiarius, Pseudogerygone, Psilopus, Royigerygone, Tinamulus, Wilsonavis.

albofrontata / albofrontatus
L. albus  white; Mod. L. frontatus  browed, fronted  < L. frons, frontis  forehead, brow.