| Sample: |
Sample No. 92ADo29 -- USGS No. DR 1457
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| Locality: |
Field No. 92ADo29
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| Description: |
Howard Pass B-5. Lat. 68o 23'35" N., Long. 158o 50'13" W. Medium-gray and grayish-green, thin-bedded chert, locally weathers light cream-colored. Sample from white and black banded chert; white layers contain abundant radiolarians. (description from Dover et al., 2004, p. 60 (Table 2)); [Formation: Mississippian-Triassic -- Etivluk Gp? USGS Howard Pass 1:250,000 B-5 quadrangle, T. 12 S., R. 30 W., sec. 14; small spur off main ridge between Primus and Buccaneer Creeks. Lat 68°23'36", long 158°50'15". (description from Blome and Reed E&R report dated June 23, 1993; Shipment no. A-92-9D)] |
| Location: |
Alaska Quadrangle: Howard Pass B-5 Township&Range: 30 W. Section: 24
Lat.: 68o23'35 " Long.: 158o50'13 " |
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Reference
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| Title: |
Geologic and fossil locality maps of the west-central part of the Howard Pass Quadangle and part of the adjacent Misheguk Mountains Quadrangle, western Brooks Range, Alaska
,
2004
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| Report by: |
Jim Dover
,
Irv L. Tailleur
,
Julie A. Dumoulin
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| | Age: | Carnian-Norian (Late Triassic (late Carnian - late middle Norian)) |
| Formation: | Imnaitchiak Chert |
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| Comment: | Age: Late Triassic (late Carnian to late middle Norian; Capnodoce Zone of Blome, 1984, and Blome and others, 1988). Shown as locality 90 on Sheet 2; map unit: JlPii REFERENCES
Blome, C.D., 1984, Upper Triassic radiolarians and radiolarian zonation for western North America: Bulletins of American Paleontology, v. 85, no. 318, 88 p.
Blome, C.D., Reed, K.M., and Tailleur, I.L., 1988, Radiolarian biostratigraphy of the Otuk Formation in and near the National Petroleum Reserve in Alaska, in Gryc, G., ed., Geology and Exploration of the National Petroleum Reserve in Alaska, 1974-1982: U.S. Geological Survey Professional Paper 1399, p. 725-776. |
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| Title: |
Report on Referred Fossils
,
1993
(06/23)
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| Report by: |
Charles D. Blome
,
Katherine M. Reed
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| Referred by: |
J. H. Dover
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| | Age: | Carnian-Norian (Late Triassic (late Carnian - late middle Norian; Capnodoce Zone of Blome, 1984, and Blome and others, 1988) |
| Formation: | Etivluk Group (Etivluk Group?) |
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| Comment: | Age: Late Triassic (late Carnian to late middle Norian; Capnodoce Zone of Blome, 1984, and Blome and others, 1988. REFERENCES
Blome, C.D., 1984, Upper Triassic Radiolaria and radiolarian zonation from western North America: Bulletins of American Paleontology, v. 85, no. 318, 88 p.
Blome, C.D., Reed, K.M., and Tailleur, I.L., 1988, Radiolarian biostratigraphy of the Otuk Formation in and near the National Petroleum Reserve area, northern Alaska: U.S. Geological Survey Professional Paper 1399, p. 725-776. |
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