Baron André Étienne Justin Pascal Joseph François d"Audebert de Férussac was a French naturalist best known for his studies of molluscs.
Background
He was born in Chartron, near Lauzerte in the province of Quercy (now in Tarn-et-Garonne), the son of Jean Baptiste Louis d"Audibert de Férussac and Marie Catherine Josèphe de Rozet, and was professor of geography and statistics at the École d"état-major in Paris.
Career
Two of his given names are sometimes spelt Just or Juste instead of Justin, and d"Audibert, d"Audebard, or d"Audeberd instead of "d"Audebert")
Férussac named and described numerous taxa of gastropods, including:
Cochlodina Férussac, 1821, a land snail genus
Helicostyla Férussac, 1821, a land snail genus
Various other taxa were named in honor of him, including:
Ferussaciidae Bourguignat, 1883, a land snail family.