The Silurian trilobite Calymene blumenbachii Brongn.; Brongniart in Desmarest, 1817. From the Much Wenlock Limestone Formation, Homerian Stage, Wenlock Series, Dudley, West Midlands, UK.
Mme Alexandre Brongniart, née Cécile Coquebert de Montbret, 1800, by Jeanne-Elisabeth Chaudet