24Fossil sites
Nantoco Formation
Nantoco Formation in Chile: 24 fossil sites. Typical age: 133–126 million years (Cretaceous).
24Fossil sites
27Finds
133–126 million yearsTypical age
CretaceousMain period
Where its fossils were found
Cretaceous
By geological period
Cretaceous24
What was found
Ammonites · 27Crioceratites, Paraspiticeras, Vutacuracrioceras, Sornayites, Sabaudiella, Pseudothurmannia
Towns with the most fossil sites nearby
Other formations of the same period
Cretaceous
Totoralillo Formation 55Quiriquina Formation 37Pabellón Formation 29Punta del Cobre Formation 25Lo Valdés Formation 24Springhill Formation 18Dorotea Formation 17Formación Arqueros Formation 16Rio Tascadero Formation 11Quebrada La Totora Formation 10Hornitos Formation 9Pedernales Formation 7Quebrada Marquesa Formation 6Chacarilla Formation 5Abundancia Formation 5Quebrada Monardes Formation 5Bandurrias Formation 5Fuentes Formation 4Formación Quebrada Marquesa Formation 4Zapata Formation 3Pampa Rincón Formation 3Sierra la Sosita Formation 3Cerro Toro Formation 3