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The Mazon Creek fossil beds are a conservation lagerstätte found near Morris, in Grundy County, Illinois. The fossils are preserved in ironstone concretions, formed approximately 309 million years ago in the mid- Pennsylvanian epoch of the Carboniferous period. These concretions frequently preserve both hard and soft tissues of animal and ...
The Florissant Formation is a sedimentary geologic formation outcropping around Florissant, Teller County, Colorado. The formation is noted for the abundant and exceptionally preserved insect and plant fossils that are found in the mudstones and shales. Based on argon radiometric dating, the formation is Eocene (approximately 34 million years ...
Prehistoric sites in Colorado. McElmo Drainage Unit. Sites include: Cramer, Canterbury, Snake Blakeslee, Juan Baca, Munsell. Not listed on the State Register site. Bellwood type site, Graneros phase, Arkansas River basin. The state register reports occupancy from 3000 BC - AD 1540.
Snowmastodon site. Coordinates: 39.21°N 106.93°W. Poster for the Snowmastodon Project of the Denver Museum of Nature & Science. The Snowmastodon site, also known as the Ziegler Reservoir fossil site, is the location of an important Ice Age fossil excavation near Snowmass Village, Colorado. Fossils were first discovered on October 14, 2010 ...
Indian Springs Trace Fossil Natural Area. Location. Fremont County, Colorado, USA. U.S. National Natural Landmark. Designated. 1980. Indian Springs Trace Fossil Natural Area is a 40-acre [nb 1] privately owned site on the Indian Springs Ranch in Fremont County, Colorado. It was designated a National Natural Landmark in 1980.
2003. Governing body. City of Colorado Springs. Red Rock Canyon Open Space is a 1,474-acre (2.3 sq mi; 6.0 km 2) city park in Colorado Springs, Colorado. It is situated on the west side of the city, adjacent to Manitou Springs and south of U.S. Route 24. The park consists of a series of parallel ridges (called "hogbacks") and eroded canyons.
Website. gardenofgods.com. U.S. National Natural Landmark. Designated. 1971. Garden of the Gods (Arapaho: Ho3o’uu Niitko’usi’i) is a 1,341.3 acre public park located in Colorado Springs, Colorado, United States. [1] 862 acres (3.49 km 2) of the park was designated a National Natural Landmark in 1971. [2]
The Pohlsepia mazonensis fossil was found specifically in the Pit 11 region, within the Francis Creek Shale Member [7]. Like most soft tissue fossils found in Mazon Creek, it is preserved as a 2D light-on-dark discolouration of the matrix [8]. The Francis Creek Shale Member of the Carbon Formation has a diverse array of preserved plants and ...