The Cintura Formation is a geologic formation in the northeastern Sonora of Arizona and Mexico. It preserves fossils dating back to the Cretaceous period.
The Cintura Formation is a geologic formation in the northeastern Sonora of Arizona and Mexico. It preserves fossils dating back to the Cretaceous period. (en)
The Cintura Formation is a geologic formation in the northeastern Sonora of Arizona and Mexico. It preserves fossils dating back to the Cretaceous period. (en)