Alai Beds Thomas Farm Site Lignites de Soissonais Alachua Formation List of the Cenozoic life of South Dakota List of the Cenozoic life of Nebraska List of the Cenozoic life of North Dakota San Jose Formation List of the Cenozoic life of Delaware List of the Cenozoic life of Wyoming List of the Cenozoic life of Texas List of the Cenozoic life of Colorado List of the Cenozoic life of Florida Wasatch Formation 2023 in reptile paleontology Valentine Formation Ash Hollow Formation