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Report on Referred Fossils
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Stratigraphic range: Lower Mississippian?
Kinds of fossils: Brachiopods, bryozoans, cephalopods, ostracodes
Quadrangle or area: Survey Pass D-5 quadrangle, Northern AK
Shipment No.: A-78-28
Referred by: Nelson, Steven W.
Report prepared by: Dutro, J. Thomas, Jr.
Date: 03/01/1979

This single collection, made by Marti Miller Hoare, contains an invertebrate assemblage like those found by me in the Kayak Shale equivalents below the Lisburne Limestone west of Doc Creek in 1978. It is most likely Early Mississippian.

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78AMH-163A (27432-PC) , Survey Pass , Alaska, Survey Pass D-5 quad.; T. 29 N., R. 15 E.; 67 deg. 54 min. 32 sec. N., 155 deg. 20 min. 10 sec. W.; calcareous siltstone, weathering maroon and orange-brown in rubble outcrop at about 5300 ft., 100 m west of prominent quartzite outcrop. Collector: M. M. Hoare, 1978.
echinoderm debris, indet.
fenestrate bryozoans, indet.
Chonetes sp.
rhynchonelloid brachiopods, indet.
Spirifer sp.
orthocone cephalopods, indet.
ostracodes, undet.