Thornbills (Acanthizidae)

Dusky Gerygone (Gerygone tenebrosa) - HBW 12, p. 597

French: Gérygone blafarde German: Braunrückengerygone Spanish: Gerigón Sombrío
Other common names: Dusky Fairy-warbler/Flyeater, Dusky (Gerygone) Warbler

Taxonomy: Psuedogerygone tenebrosa R. Hall, 1901, Fitzroy River, north Western Australia.
Possibly a member of the “G. fusca group”. Races weakly differentiated. Proposed race whitlocki (Exmouth Gulf E to Cape Keraudren) considered synonymous with christophori. Two subspecies recognized.

Subspecies and Distribution:

  • tenebrosa (R. Hall, 1901) - coastal SW Kimberley Division of Western Australia, from Yampi Peninsula (mouth of R Trent) S to La Grange.
  • christophori Mathews, 1912 - Pilbara coast from Kamersham S to N Shark Bay (CW Western Australia).

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