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Brownie Butte

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Series: GSA Special Papers
Published: 01 January 2002
DOI: 10.1130/0-8137-2356-6.351
Journal Article
Published: 01 September 2016
Journal of Paleontology (2016) 90 (5): 981-1011.
...Gregg F. Gunnell; John-Paul Zonneveld; William S. Bartels Abstract Fieldwork conducted in the Wasatch Formation in and around Fossil Butte has yielded a diverse assemblage of early Eocene vertebrates. Fossil vertebrates are distributed through three discrete stratigraphic intervals within...
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Journal Article
Published: 05 August 2015
Canadian Journal of Earth Sciences (2015) 52 (8): 682-695.
..., 1916. We report here on stagodontid specimens from the Judithian Belly River Group of southeastern Alberta, Canada, that document what was until now previously unknown parts of the upper and lower premolar dentition of Eodelphis browni Matthew, 1916 and Eodelphis cutleri (Smith Woodward, 1916). The new...
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Relative abundance profiles for the anemophilous taxa  Syncolporites minimu...
Published: 26 January 2001
Fig. 14. Relative abundance profiles for the anemophilous taxa Syncolporites minimus and Triporopollenites plektosus over a north to south transect from the Judy Creek area, Alberta, through to Brownie Butte, Montana (Fig.  12 ). From Judy Creek to the Frenchman Valley, Saskatchewan
Journal Article
Journal: GSA Bulletin
Published: 01 July 2004
GSA Bulletin (2004) 116 (7-8): 817-839.
..., and paleomagnetic stratigraphy of these tuffs and rocks now allow dating of local fossil floras. The Comstock, Goshen, Rujada, and Willamette floras have been widely used as evidence for Eocene-Oligocene climatic cooling and drying. Eocene leaves from Comstock and Hobart Butte included such thermophilic taxa...
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Relative abundance profiles for the anemophilous taxa  Ulmoideipites  spp. ...
Published: 26 January 2001
Fig. 13. Relative abundance profiles for the anemophilous taxa Ulmoideipites spp. and Kurtzipites trispissatus , whose peak abundance changes relative to the K–T boundary upsection over a north to south transect from the Judy Creek area, Alberta, through to Brownie Butte, Montana (Fig.  12
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Location map showing the study area in the Hell Creek region of northeaster...
Published: 01 March 2015
western and eastern sections. HTC—Horsethief Canyon; HF—Hauso Flats; HH—Hell Hollow; NV—Nirvana; SS—Saddle Section; BB—Biscuit Butte; GH—Garbani Hill; LB—Lerbekmo; HX—Haxby Road; BC—Bug Creek; MC—McGuire Creek; ZL—Z-Line. Also shown are Brownie Butte (bb) and Flag Butte (fb) locations referred to in text
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Comparison of the δ 13 C record across the K–T boundary in terrestrial sect...
Published: 31 May 2007
. ( 2001 ), and Gardner and Gilmour ( 2002 ). All sections are correlated at the top of the iridium anomaly layer (gray dashed line). Asterisk marks the location of the most negative δ 13 C values interpreted to be associated with K–T boundary. Note that only the Knudsen’s Farm, Brownie Butte, and Berwind
Journal Article
Published: 01 September 2019
Journal of Paleontology (2019) 93 (5): 1031-1032.
... and colleagues at Bug Creek Anthills in McCone County, Montana and surrounding localities (Bug Creek West, Harbicht Hill, Purgatory Hill, Rattlesnake Hill, Mammal Hill, McKenna Hollow, Ken’s Saddle, Brownie Butte) in the 1960s are of great importance. From the late Maastrichtian and early Danian Hell Creek...
Journal Article
Published: 26 January 2001
Canadian Journal of Earth Sciences (2001) 38 (2): 249-269.
...Fig. 14. Relative abundance profiles for the anemophilous taxa Syncolporites minimus and Triporopollenites plektosus over a north to south transect from the Judy Creek area, Alberta, through to Brownie Butte, Montana (Fig.  12 ). From Judy Creek to the Frenchman Valley, Saskatchewan...
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Journal Article
Published: 31 May 2007
Canadian Journal of Earth Sciences (2007) 44 (4): 529-542.
.... ( 2001 ), and Gardner and Gilmour ( 2002 ). All sections are correlated at the top of the iridium anomaly layer (gray dashed line). Asterisk marks the location of the most negative δ 13 C values interpreted to be associated with K–T boundary. Note that only the Knudsen’s Farm, Brownie Butte, and Berwind...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2015
GSA Bulletin (2015) 127 (3-4): 393-409.
... western and eastern sections. HTC—Horsethief Canyon; HF—Hauso Flats; HH—Hell Hollow; NV—Nirvana; SS—Saddle Section; BB—Biscuit Butte; GH—Garbani Hill; LB—Lerbekmo; HX—Haxby Road; BC—Bug Creek; MC—McGuire Creek; ZL—Z-Line. Also shown are Brownie Butte (bb) and Flag Butte (fb) locations referred to in text...
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Journal Article
Published: 01 November 2002
Journal of Paleontology (2002) 76 (6): 1007-1013.
... Early Cretaceous asteroids from Texas. Of the Texas genera, Codellaster is similar only to Crateraster , which has signficiantly more robust marginals with superomarginals that abut along the arm midline. Pentagonaster browni was described by Weller (1905) from the Fox Hills Formation...
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Journal Article
Published: 01 November 2003
American Mineralogist (2003) 88 (11-12): 1778-1787.
... ) The hexagonal modification of diamond (lonsdaleite) in the eclogites of the metamorphic complexes. Geochimia , 5 , 790 –793 (in Russian). Hough, R.M., Wright, I.P., Pillinger, C.T., and Gilmour, I. ( 1995a ) Diamonds from the K/T iridium-rich horizons of ARROYO El Mumbral (Mexico), Brownie Butte (Montana...
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Journal Article
Published: 05 February 2018
Journal of Paleontology (2018) 92 (2): 196-206.
...’ to the surrounding shale was found to be abrupt, with differential weathering and erosion yielding a distinctive conical pattern resembling Native American lodges, the structures therefore dubbed ‘tepee buttes.’ Several possible explanations for carbonate core origins were offered, but in the end it was concluded...
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Journal Article
Journal: GSA Bulletin
Published: 01 November 2015
GSA Bulletin (2015) 127 (11-12): 1564-1582.
... likely with time. Assuming peat accumulation rates of 0.4 mm/yr (i.e., similar to the Hell Creek area of northeastern Montana) and peat to coal compaction ratios of 1.2:1–30:1, calculations imply that the Cretaceous-Paleogene coal at Ravenscrag Butte, where it is most thickly developed, may represent ∼75...
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Journal Article
Journal: Clay Minerals
Published: 01 September 2002
Clay Minerals (2002) 37 (3): 395-411.
... of submicrometersized spherules or spherulitic aggregates of halloysite in Raton Basin, Brownie Butte and Morgan Creek sections. The original vitric framework of the lower claystone layer at these sites has been completely altered to microspherulitic kaolin ( Pollastro & Bohor, 1993 ). Larger spherules are often...
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Series: GSA Field Guide
Published: 01 January 2009
DOI: 10.1130/2009.fld015(29)
EISBN: 9780813756158
...) side of the highway are two basaltic buttes. This famous “Twin Sisters” landmark was described by Meriwether Lewis and William Clark. The Twin Sisters are erosional remnants of a Sand Hollow flow (Frenchman Springs Member). Note the well-developed columnar jointing of the colonnade and the overlying...
Journal Article
Journal: AAPG Bulletin
Published: 01 December 1962
AAPG Bulletin (1962) 46 (12): 2161-2173.
... exposures the colors grade abruptly from one to another laterally, as in the easterly trending belt of small buttes in the centers of secs. 16 and 15, T. 26 N., R. 113 W., where deep purple and red give way laterally to light gray and pale yellow. Siltstone is most commonly light to very light gray...
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Journal Article
Journal: Paleobiology
Published: 09 May 2013
Paleobiology (2013) 39 (3): 429-469.
... from all 20 therian species, 64 upper-molar specimens from 18 of 20 therian species, and 60 p4 specimens from nine of 11 multituberculate species. The p4s of Paracimexomys priscus and Essonodon browni are unknown. The TUa faunal sample includes 67 lower-molar specimens from all 14 therian species...
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