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Thunderbird Mesa is composed of three principal strata. The bottom layer is slope-forming Organ Rock Shale, the next stratum is cliff-forming De Chelly Sandstone, and the upper layer is Moenkopi Formation. The rock ranges in age from Permian at the bottom to Triassic at the top, with a major unconformity between the sandstone and Moenkopi. The ...
This article contains a list of fossil-bearing stratigraphic units in the state of Arizona, U.S. Sites. Group or Formation Period
This list of the prehistoric life of Arizona contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arizona.
This list of the Paleozoic life of Arizona contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Arizona and are between 538.8 and 252.17 million years of age.
The Oligocene Mineta Formation of Arizona is one of only seven fossil footprint-bearing stratigraphic units of that age in the western United States. [11] During the Miocene, Arizona was home to camels, which are preserved in what is now Yuma County. [12] During the Pleistocene, the local animal life included camels, mastodons, rodents, and ...
This species is the state fossil of Arizona †Araucarioxylon †Araucarioxylon arizonicum †Arca; Arcopagia – or unidentified comparable form †Arcopagia A – informal; Arctica †Arganodus †Aricycas †Aricycas paulae †Arizonasaurus – type locality for genus †Arizonasaurus babbitti – type locality for species; Astarte ...
Ex–Carroll Shelby '66 Ford Thunderbird Is Today's Bring a Trailer Pick. Brendan McAleer. September 5, 2024 at 4:00 PM. ... Total price was $6278.13, the equivalent of about $65,000 today. Shelby ...
Price reported the first pterosaur fossils from the lagerstatten Crato and Santana formations of Brazil. These deposits would go on to be some of the most important pterosaur fossil sources in the world due to their high quality three dimensional preservation. [94] Price described the new genus and species Araripesaurus castilhoi. [97]