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Florissant Colorado

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Journal Article
Published: 01 January 1939
Journal of Paleontology (1940) 14 (1): 79–80.
Journal Article
Published: 01 July 1936
Journal of Paleontology (1936) 10 (5): 395–409.
Series: GSA Special Papers
Published: 01 January 2008
DOI: 10.1130/2008.2435(02)
... Scanning electron microscopy (SEM) of insect and plant fossils in the lacustrine shales of the Eocene Florissant Formation of Florissant, Colorado, was used to investigate the mechanisms of fossil preservation. The fossiliferous Florissant “paper shales” are composed of thin laminae...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (1): 1–11.
...Neal R. O'Brien; Herbert W. Meyer; Kimberly Reilly; Angelena M. Ross; Stacey Maguire Abstract The remarkably well-preserved fossils in the Florissant Formation (Eocene) at Florissant, Colorado occur in a lacustrine shale consisting of numerous couplets of millimeter-thin, alternating laminae...
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Series: GSA Special Papers
Published: 01 January 2008
DOI: 10.1130/2008.2435(08)
... During the past five years, renewed prospecting and collecting of mammalian fossils in the Florissant Formation within Florissant Fossil Beds National Monument in central Colorado has nearly tripled the known diversity of fossil mammals from this rock unit. Taxa first recorded here from...
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Journal Article
Journal: PALAIOS
Published: 01 December 2007
PALAIOS (2007) 22 (6): 623–629.
...DENA M. SMITH; AMY P. MOE-HOFFMAN Abstract The purpose of this paper is to study the taphonomy of fossil flies (Diptera) preserved in the lacustrine deposits of the Florissant Fossil Beds (late Eocene), Colorado, United States. Three hundred and twenty-six fossil Diptera were examined, collected...
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Journal Article
Published: 01 June 2016
Canadian Journal of Earth Sciences (2016) 53 (6): 630–643.
...Bret L. Buskirk; Joanne Bourgeois; Herbert W. Meyer; Elizabeth A. Nesbitt Abstract The freshwater molluscan assemblage from the uppermost Eocene Florissant Formation (34.07 ± 0.10 Ma), Colorado, USA, provides a reliable proxy in reconstructing past ecology and environmental characteristics...
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Series: GSA Special Papers
Published: 12 August 2021
DOI: 10.1130/2018.2536(10)
EISBN: 9780813795362
... ABSTRACT The late Eocene Florissant Formation in central Colorado is a rich and diverse continental Lagerstätte yielding well-preserved fossil assemblages from lacustrine and fluvial facies. This investigation focused on the lacustrine facies at Clare’s Quarry and used biotic and abiotic...
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Series: GSA Special Papers
Published: 27 November 2018
DOI: 10.1130/2018.2535(20)
EISBN: 9780813795355
... sites within a single formation, epoch, or other large-scale unit of analysis, as well as researcher bias in collecting, conserving, or identifying specimens in each collection. Collections from the Upper Eocene Florissant Formation, Colorado ( Fig. 1 ) offer a basis for evaluating differences...
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Series: GSA Field Guide
Published: 01 January 2004
DOI: 10.1130/0-8137-0005-1.151
EISBN: 9780813756059
... on the deposition of the Florissant Formation. The town of Florissant, Colorado, is located on U.S. Highway 24 ∼35 mi (56 km) west of Colorado Springs. The area of this field trip is located to the south of the town. The field trip will make five stops in this area (Fig. 1 ): The first will examine an outcrop...
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Journal Article
Journal: PALAIOS
Published: 01 July 2012
PALAIOS (2012) 27 (7): 481–488.
... Formation of Colorado. These lithologies were chosen because they reflect differences in associated energy, grain size, and presence of diatom layers. Eight hundred and twenty-three fossil insects were collected from a single stratigraphic section within the lacustrine deposits of the Florissant Formation...
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Series: GSA Special Papers
Published: 01 January 2008
DOI: 10.1130/2008.2435(01)
... and Samuel Hubbard Scudder described fossil insects. Albert Charles Peale (1849–1914), a geologist and medical doctor who worked as a member of the Hayden Survey, was exploring South Park in Colorado in 1873 when he rode into the Florissant valley. In his 1874 report he mentioned the fossil beds: “around...
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Series: GSA Special Papers
Published: 01 January 2008
DOI: 10.1130/2008.2435(09)
... site for studying the petrifaction processes. The 70-m-thick Florissant Formation is composed of tuffaceous lacustrine, fluvial, and lahar sediments that were deposited in a paleovalley on the high-elevation, low- to moderate-relief erosion surface of central Colorado, during the late Eocene ( Gregory...
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Series: GSA Special Papers
Published: 01 January 2008
DOI: 10.1130/SPE435
Journal Article
Journal: Geology
Published: 01 March 2000
Geology (2000) 28 (3): 195–198.
... laminae, but published works all implicate prokaryotic cyanobacteria as the microbial agent. However, exceptionally well preserved macrofossils of the Oligocene Florissant lake beds (Colorado, United States) are enveloped in matted aggregations of mucous-secreting, pennate diatom frustules...
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Series: DNAG, Centennial Field Guides
Published: 01 January 1987
DOI: 10.1130/0-8137-5402-X.329
EISBN: 9780813754086
... Abstract The Florissant National Monument is easily accessible by taking U.S. 24 west from Colorado Springs to the small town of Florissant, 35 mi (56 km) away (Fig. 1). At the town center, turn south toward Cripple Creek on the unpaved Teller County Road No. 1. The national monument is 0.5 mi...
Journal Article
Published: 01 September 1982
Journal of Paleontology (1982) 56 (5): 1213–1217.
Journal Article
Journal: GSA Bulletin
Published: 01 June 1966
GSA Bulletin (1966) 77 (6): 605–618.
...CAROL ANN McLEROY; ROGER Y ANDERSON Abstract Outcrops of the Oligocene Florissant Lake Beds occupy nearly 15 square miles in central Colorado. Faulting and erosion determine present outcrop distribution, and only the complex laminations which were deposited in the profundal zone of the lake...
Journal Article
Published: 01 January 1935
Journal of Paleontology (1935) 9 (1): 57–62.
Journal Article
Published: 03 March 2016
Canadian Journal of Earth Sciences (2016) 53 (6): 565–573.
...Stephanie J. Zaborac-Reed; Estella B. Leopold Abstract Published estimates on the paleoclimate of the Florissant fossil beds site of Colorado (34.1 Ma) have led to extremely different estimates of paleoelevation. The purpose of this paper is to review the paleoclimate methods used and to add...
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