04 KA1.HD.E. 



brown, with duskj' centres : primar3--coverts and primaries blackish, 

 the inner secondaries like the back ; head and neck all round dusky 

 slate-colour, a little brighter on the under surface of the bodj', which 

 is somewhat barred with brown centres to the feathers ; thighs and 

 under tail-coverts blackish ; axillaries and under wing-coverts like 

 the breast. Total length 15 inches, culmen 2-So, wing 7, tail 2o, 

 tarsus 2, middle toe and claw 2-85. 



Hah. Island of Halmahera or Gilolo, in the Moluccas. 



rt, i. Ad. sk, Halmahera. Wallace GoU. (Types of species.) 



11. OCYDROMUS. 



Type. 



Ocydromus, Wagler, Nat. Syst. Amphih. p. 9S, note 



("1830) 0. australis. 



Gallivallus, Lafr. Rev. Zoul. 1841, p. 243 0. brachypterus. 



Range. Confined to New Zealand. Supposed to have formerly 

 inhabited the Chatham Islands as well. 



Keij to the Species. 



a. Tail always distiuctly barred with black and 



sandy buff, or rufous, the region of the 

 shaft only black ; colour of upper parts 

 mostly tawny ; throat and a chest-patch 

 grey, separated by a broad patch of tawny 

 or cinnamon ; flanks always barred across 

 with black , australis, p. 04. 



b. Tail black, with no cross bars, but occasional 



rufescent margins ; flanks not barred. 



a' . General colour above dark rufous brown, 

 broadly streaked with black ; under sur- 

 face of body slaty grey, the throat sepa- 

 rated from the chest by a band of reddish 

 brown across the fore neck earli, p. 60. 



b' . General colour above black like the under 

 surface, with margins of rufous brown 

 to the feathers ; throat dull ashy; centre 

 of breast, abdomen, and thighs also ashy 

 brown brachyjyterus, p. 67. 



1. Ocydromus australis. 



Rallus troglodytes, Forster, Icon. ined. tab. 126 (descr. nulla). 



Troglodyte Hail, Lath. Gen. Syn. iii. pt. 1, p. 229 (1785). 



Rallus australis, Sparrm. Mus. Carls, i. pi. 14 (1786) ; Gm. Si/st. 



A'af. i. p. 717 (1788, e.r Sparrm.); Vi^ill. N. Diet. d'Hist. Nat. 



xxviii. p. 560, pt. (1819) ; Sundev. Krit. om S2)arrm. p. 5 (1858). 

 Rallus troglodytes, Gm. Syst. Nat. i. p. 713 (1788) ; Forster, Descr. 



Anim. p: 110 (1844). 

 Ocvdromus troglodytes, Wagl. Nat. Syst. Amphih. p. 93, note (1830) ; 



Finsch, Tr. N. Zeal. Inst. v. p. 209 (1872) ; Mutton, op. cit. vi. 



p. 119 (1873 : Te Auau Lake) : Finsch, op cit. vii. p. 231 (1874) ; 



