Summary[edit] Description: English: White-throated Treerunner Pygarrhichas albogularis by John Gould,. Date: 1861. Source: The zoology of the voyage of H.M.S. Beagle, under the command of captain Fitzroy, R.N., during the years 1832 to 1836. Part III, birds. Author: John Gould.
Summary[edit] Description: English: White-throated Treerunner Pygarrhichas albogularis by John Gould,. Date: 1861. Source: The zoology of the voyage of H.M.S. Beagle, under the command of captain Fitzroy, R.N., during the years 1832 to 1836. Part III, birds. Author: John Gould.