Reference Detail of

Report on Referred Fossils
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Stratigraphic range: Cretaceous - Triassic (?)
Kinds of fossils: Foraminifera
Quadrangle or area: Philip Smith Quadrangle, Alaska
Shipment No.: A-75-26M
Referred by: Detterman, Robert L.
Report prepared by: Sliter, William V.
Date: 04/28/1977

This replaces E&R submitted 03/29/77. E&R should be deleted from the files and replaced with this one.
Of the 49 samples collected from the Philip Smith Quadrangle of northern Alaska and processed for microfossils, 6 contain identifiable foraminifers that indicate ages that range from Neocomian to possibly late Triassic. These are listed below followed by the remaining 43 barren samples.

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75ARr56 (Mesozoic M6699, Mf2927) , Philip Smith Mts , Ridge west of Saviukviayak River.
Bathysiphon cf. B. anomalocoelia Tappan
75ADT37 (Mesozoic loc. MF2908, M6715) , Chandler Lake , May Creek. 2.5 miles S. 55 deg. W. of peak 3810; coquinoid limestone in black manganiferous shale and siltstone near base of formation. [ Sliter reported Neocomian forams from dark pebble shale and siltstone - NZ]
Bathysiphon cf. B. vitta Nauss
Pseudonodosaria cf. P. humilis (Roema)
75ARr158A (Mesozoic loc. MF2914) , Philip Smith Mts , Atigun Gorge. Black shale.
Bathysiphon cf. B. anomalocoelia Tappan
Haplophragmoides cf. H. canui Cushman
Ammobaculites cf. A. alaskensis Tappan
75ARr158B (Mesozoic loc. MF2915) , Philip Smith Mts , Atigun Gorge. Black shale.
Bathysiphon cf. B. anomalocoelia Tappan
Haplophragmoides cf. H. canui Cushman
Ammodiscus orbis Lalicker
75ARr160 (Mesozoic Mf2928) , Philip Smith Mts , Atigun Gorge, dark shale and siltstone.
Bathysiphon cf. B. anomalocoelia Tappan
75ADt110B (Mesozoic Mf2935) , Philip Smith Mts , Ridge east of Itkillik River. Black shale and chert.
Bathysiphon? sp.
Haplophragmoides cf. H. kingakensis Tappan
75ARr203A (Mesozoic Mf2880) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203B (Mesozoic Mf2881) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203C (Mesozoic Mf2882) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203D (Mesozoic Mf2883) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203E (Mesozoic Mf2884) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203F (Mesozoic Mf2885) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ARr203G (Mesozoic Mf2886) , Mt Michelson , West bank Kavik River; 2 miles south 25 degs. east of Kavik Airstrip. Interbedded sequence of sandstone, conglomerate, siltstone, shale, and coal, probably across Cretaceous-Tertiary contact.
75ADt32A (Mesozoic Mf2890) , Sagavanirktok , East bank Sagavanirktok River, inter-bedded gray sandstone and siltstone.
75ADt29A (Mesozoic Mf2895) , Philip Smith Mts , Ridge east of Sagavanirktok River opposite Pump Station 3; thin micaceous sandstone with siltstone and shale interbeds.
75ADt1, unit G (Mesozoic Mf2896) , Philip Smith Mts , Slope Mountain, siltstone and shale, thin sandstone interbeds.
75ADt45 (Mesozoic Mf2897, M6706) , Philip Smith Mts , East of Lupine River; 10 miles S. 70 deg. E. of VABM Nirk, silty clay shale.
75ARr53 (Mesozoic Mf2898) , Philip Smith Mts , Ridge east of Lupine River, silty clay shale.
75ADt2BF (Mesozoic Mf2899) , Philip Smith Mts , Mountain northwest of Elusive Lake, massive graywacke grit with siltstone and shale interbeds.
75ADt17F (Mesozoic Mf2900) , Philip Smith Mts , Ridge west of Sagavanirktok River, graywacke, siltstone, and shale.
75ADt3 (Mesozoic Mf2901) , Philip Smith Mts , Mountains northwest of Elusive Lake, dark manganiferous siltstone and shale.
75ADt3B (Mesozoic Mf2902) , Philip Smith Mts , Mountains northwest of Elusive Lake, dark manganiferous siltstone and shale.