and 50.7. in the third and fourth editions of the International Code of Zoological Nomenclature, the genus Pyrgilauda was thus validly established by Bonaparte as a possible snowfinch genus name – even though he did not intend to – because many authors after J. Verreaux used it for these birds, and not for the sparrow-larks.
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As the English and scientific names suggest, these are high altitude species, found in the mountain ranges of southern Eurasia, from the Pyrenees east to the Himalayas, Tibet and western China.