Grignon at Thiverval-Grignon, Yvelines, France; Lutetian, middle Eocene [details]
Crépy-en-Valois, Oise, France; Cuisian, late Ypresian, early Eocene [details]
Thiverval-Grignon (Grignon), Yvelines, France; Lutetian, middle Eocene [details]
Thiverval-Grignon (Grignon) and Villiers-Saint-Frédéric, Yvelines, France; Lutetian, middle Eocene [details]
Grignon at Thiverval-Grignon, Yvelines, France; Lutetian, middle Eocene [details]
Houdan, Yvelines, France; Lutetian, middle Eocene [details]