of
Sample: Sample No. 38AMt58 -- USGS No. 8691-PC
Locality: Field No. 38AMt58
Description: (S1/2 650) Permian. Southwest side of Yukon River, 3 1/2 miles S 55o E from mouth of Fourth of July Creek.
Location: Alaska Quadrangle: Charley River A-2
Reference
Title: Report on Referred Fossils ,  1940 (02/06)
[Note by R.B. Blodgett: memorandum found on p. 2816 of Alaskan Fossil Reports, v. 12 (1935-1947), kept in Tech. Data Archives office in Anchorage, Alaska--Request for Examination of Fossils form on p. 2811, Localities of Invertebrates submitted by J.B. Mertie, Jr. on p. 2812]

MEMORANDUM for J.B. Mertie, through
The Geologist-Charge, Section of Paleontology and Stratigraphy,
The Chief Geologist,
The Chief Alaskan Geologist:

Herewith I am submitting a report on two collections of invertebrates collected by you in 1938, in the Circle-Fortymile district, ......

James Steele Williams,
Geologist

Report by: James Steele Williams
Referred by: J. B. Mertie , Jr.
Age: Permian
Formation:Tahkandit Limestone (Revised; Robert B. Blodgett, 04/26/2005 )
Comment:Collection 38AMt58 has been assigned our collection number 8691. It came from the southwest side of the Yukon River, 3 1/2 miles south 55o east from the mouth of Fourth of July Creek.

This collection is preserved in a light tan to whitish gray medium crystalline limestone. The following species, interpreted according to Girty's previous identifications of them in Alaska are in this collection: (see faunal list)

This assemblage is typical of the Permian as identified as in this part of Alaska.

Occurrence(s)
No. Group Name Qty Notes
1 Brachiopods "Productus" (Pustula) sp., small form
2 Brachiopods "Productus" cf. P. mammatus Keyserling
3 Brachiopods Marginifera n sp., Girty, in MS
4 Brachiopods Spirifer cf. S. marcoui Waagen
5 Brachiopods Spiriferella arctica Houghton var.
6 Brachiopods Rhynchopora cf. R. nikitini Tschernyschew