plural form of the Latin noun 'ardea'; used in English-language scientific or historical contexts to refer to herons (the birds of the genus Ardea or similar heron-like birds).

ラテン語 'ardea' の複数形。主に学術・歴史的文脈でサギ（Ardea 属など）を指す

a taxonomic/new-Latin name (often capitalized as 'Ardeae') historically applied to a grouping (e.g., suborder or similar rank) containing herons and closely related birds in older classifications.

（新ラテン語の）分類名。古い分類体系でサギ類を含む群（例：亜目）を指した