The Banner Formation is a Carboniferous period geologic formation in northern Elko County, Nevada.Google Books: Geology of Nevada: A Discussion to Accompany the Geologic Map of Nevada, by John Harris Stewart.
It is composed of conglomerate, sandstone, and limestone and was formed in connection with the Antler orogeny.
It preserves fossils dating back to the Early Late Mississippian stage of the Carboniferous period during the Paleozoic Era.
See also
List of fossiliferous stratigraphic units in Nevada Paleontology in Nevada
References