Ferdinand Marcos | Ferdinand Magellan | Franz Ferdinand | Ferdinand II of Aragon | Franz Ferdinand (band) | Archduke Franz Ferdinand of Austria | Ferdinand von Mueller | Ferdinand I, Holy Roman Emperor | Ferdinand I | Ferdinand | Louis-Ferdinand Céline | Ferdinand Foch | Hayden Panettiere | Rio Ferdinand | Ferdinand VII of Spain | Ferdinand de Lesseps | Ferdinand Porsche | Ferdinand II, Holy Roman Emperor | Ferdinand II | Ferdinand Hodler | Hayden Planetarium | Ferdinand I of Naples | Ferdinand III | Tom Hayden | Nicky Hayden | Hayden Christensen | Ferdinand Vandeveer Hayden | Ferdinand I of the Two Sicilies | Ferdinand I of Bulgaria | Ferdinand I of Aragon |
Palaeoscincus costatus, "the ribbed one", the type species named by Leidy in 1856, known from a single tooth, specimen ANSP 9263 found by Ferdinand Vandiveer Hayden near Fort Benton.