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Ravens Throat River

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Journal Article
Journal: PALAIOS
Published: 03 April 2018
PALAIOS (2018) 33 (4): 125–140.
...JULIEN KIMMIG; BRIAN R. PRATT ABSTRACT The Rockslide Formation (middle Cambrian, Drumian, Bolaspidella Zone) of the Mackenzie Mountains, northwestern Canada, hosts the Ravens Throat River Lagerstätte, which consists of two, 1-m thick intervals of greenish, thinly laminated, locally burrowed...
FIGURES | View All (17)
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Large and small burrows from <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span> Burgess Shale–type Lagerst...
Published: 18 January 2019
Figure 2. Large and small burrows from Ravens Throat River Burgess Shale–type Lagerstätte, northwestern Canada. A: Lower laminae crosscut by large, lined, oblique burrow(s) 15 mm wide, exhibiting spreiten (overlapping crescentic laminae), cut by scattered vertical to oblique burrows 2–4 mm wide
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Small burrows from <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span> Burgess Shale–type Lagerstätte, nort...
Published: 18 January 2019
Figure 3. Small burrows from Ravens Throat River Burgess Shale–type Lagerstätte, northwestern Canada. A: Vertical burrows <1 mm wide, backfilled vertical to oblique burrows 3–5 mm wide, and a vertical burrow 10 mm wide. Specimen TMP 2013.101.0251 (Royal Tyrrell Museum of Palaeontology
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A ) Map showing the location of the <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span> Lagerstätte near th...
Published: 03 April 2018
Fig. 1.— A ) Map showing the location of the Ravens Throat River Lagerstätte near the headwaters of Ravens Throat River, Mackenzie Mountains, northwestern Canada. B ) Topographic map of the area of the Lagerstätte (63°10′N, 127° 55′W). C ) Generalized stratigraphy of the Rockslide Formation
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Location of the <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span> locality (asterix; 63º10’N, 127º 55’W),...
Published: 01 January 2015
Figure 1 Location of the Ravens Throat River locality (asterix; 63º10’N, 127º 55’W), Mackenzie Mountains, northwest territories, Canada: ( 1 ), regional map; ( 2 ), topographic map.
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The outcrop area near the headwaters of the <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span>: ( 1 ),
   ...
Published: 01 January 2015
Figure 4 The outcrop area near the headwaters of the Ravens Throat River: ( 1 ), panorama looking west; ( 2 ), left side of outcrop showing the synsedimentary fault (black line; formations labeled; stratigraphic position of fossil-bearing unit shown
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Occurrence of <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> <span class="search-highlight">River</span> taxa in other western Laurentian Lagerstä...
Published: 01 January 2015
Table 1 Occurrence of Ravens Throat River taxa in other western Laurentian Lagerstätten: Pioche Formation (series 3, stage 5); Burgess Shale (series 3, stage 5); Marjum Formation (series 3, Drumian); Wheeler Formation (series 3, Drumian). √=represented, x
Journal Article
Published: 18 August 2021
Canadian Journal of Earth Sciences (2022) 59 (2): 123–133.
.... Within this overall metallogenic setting, the middle Cambrian (Drumian) Rockslide Formation was deposited under a largely oxic water column on the platform-to-basin slope along the eastern side of the Selwyn basin. The formation includes an interval termed the Ravens Throat River Lagerstätte, which...
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Journal Article
Journal: Geology
Published: 18 January 2019
Geology (2019) 47 (3): 231–234.
...Figure 2. Large and small burrows from Ravens Throat River Burgess Shale–type Lagerstätte, northwestern Canada. A: Lower laminae crosscut by large, lined, oblique burrow(s) 15 mm wide, exhibiting spreiten (overlapping crescentic laminae), cut by scattered vertical to oblique burrows 2–4 mm wide...
FIGURES | View All (4)
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Trace element data of selected beds in the Rockslide Formation at the <span class="search-highlight">Raven</span>...
Published: 18 August 2021
Table 1. Trace element data of selected beds in the Rockslide Formation at the Ravens Throat River Lagerstätte.
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Enrichment factors (EF) for selected trace elements of selected beds in the...
Published: 18 August 2021
Table 2. Enrichment factors (EF) for selected trace elements of selected beds in the Rockslide Formation at the Ravens Throat River Lagerstätte.
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Generalized stratigraphy of the Rockslide Formation in the <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> ri...
Published: 01 January 2015
Figure 3 Generalized stratigraphy of the Rockslide Formation in the Ravens Throat river area (upper part of section and contact with overlying Avalanche Formation is not exposed). Star indicates main fossil bed.
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Relative abundance of specimens of metazoan taxa in all samples collected f...
Published: 01 January 2015
Figure 16 Relative abundance of specimens of metazoan taxa in all samples collected from the fossilifereous unit of the Rockslide formation (both in situ and from the scree slope), middle Cambrian, Ravens Throat River area, Mackenzie Mountains.
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Generalized stratigraphy of the middle Cambrian (Drumian) Rockslide Formati...
Published: 18 August 2021
Fig. 2. Generalized stratigraphy of the middle Cambrian (Drumian) Rockslide Formation in the Ravens Throat River area, Northwest Territories. Gray-coloured intervals contain Burgess Shale-type soft-bodied fossils; coprolites are limited to the lower fossil bed. Modified from Kimmig and Pratt
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Map of northwestern Canada showing the main regional tectonic features and ...
Published: 18 August 2021
Fig. 1. Map of northwestern Canada showing the main regional tectonic features and the larger Ag-bearing deposits (dot symbol) broadly in the vicinity of the Cambrian Ravens Throat River Lagerstätte (star symbol). Modified from Kimmig and Pratt (2015) . Location of mineral deposits and geologic
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Bradoriids from the Rockslide Formation, middle Cambrian, <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> Riv...
Published: 01 January 2015
Figure 10 Bradoriids from the Rockslide Formation, middle Cambrian, Ravens Throat River area, Mackenzie Mountains: ( 1 ), bradoriid genus and species indet. 1, complete carapace in dorsal view (TMP 2013.101.0044); ( 2 ), latex cast of 1 dusted with ammonium chloride
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Variation in outline of  Perspicaris ?  dilatus  specimens from the Rocksli...
Published: 01 January 2015
Figure 8 Variation in outline of Perspicaris ? dilatus specimens from the Rockslide Formation, middle Cambrian, Ravens Throat River area, Mackenzie Mountains. ( 1 ), TMP 2013.101.0006; ( 2 ), TMP 2013.101.0002; ( 3 ), TMP 2013.101.0005; ( 4 ), TMP
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Isoxys mackenziensis  n. sp. from the Rockslide Formation, middle
         ...
Published: 01 January 2015
Figure 5 Isoxys mackenziensis n. sp. from the Rockslide Formation, middle Cambrian, Ravens Throat River area, Mackenzie Mountains: ( 1 ), lateral view of valve and holotype (TMP 2013.101.0038); ( 2 ), lateral view of valve (TMP 2013.101.0040); ( 3
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Worm carcass in lamina rich in carbonaceous flecks, from <span class="search-highlight">Ravens</span> <span class="search-highlight">Throat</span> Rive...
Published: 18 January 2019
Figure 4. Worm carcass in lamina rich in carbonaceous flecks, from Ravens Throat River Burgess Shale–type Lagerstätte, northwestern Canada. The lamina is penetrated by horizontal burrows, vertical burrows (arrows center-left point to two side-by-side), and numerous, variably distinct vertical
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Margaretia dorus  from the Rockslide Formation, middle Cambrian,
          ...
Published: 01 January 2015
Figure 15 Margaretia dorus from the Rockslide Formation, middle Cambrian, Ravens Throat River area, Mackenzie Mountains: ( 1 ), partial branch (TMP 2013.101.0130); ( 2 ), partial branch (TMP 2013.101.0131); ( 3 ), branching specimen (TMP 2013.101.0132