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Sample:
Sample No. F-65 -- USGS No. Mesozoic loc. 19998
Locality:
Field No. F-65
Description:
[Shown as locality 77 on Pl. 3 of Detterman and Hartsock, 1966][Entry in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "F-65. Tuxedni, Fitz Creek siltstone. SW Alaska, Cook Inlet, Iniskin Peninsula. South west side of Tonnie Creek about 2000 ft. upstream from the trail at the mouth of the canyon, 1.2 miles S 58 3/4
o
E Tonnie Peak, and also about 50 ft. upstream from USGS Mesozoic locality no. 19938. Strat. Pos. 480 ft. above the base of the Fitz Creek siltstone. Lithology - gray and brown sandy shale interbedded with shaly sandstone. Coll. Kellum, 44NB # 3 P 1, 2, Sept. 26, 1944."]
Location:
Alaska Quadrangle:
Iliamna
D-1
Reference
Title:
Geology of the Iniskin-Tuxedni Region, Alaska
, 1966
Report by:
Robert L. Detterman
,
John K. Hartsock
Age:
Bajocian
(middle Bajocian)
Formation:
Fitz Creek Siltstone
Comment:
Geographic location: Tonnie Creek-Twist Creek area
Map reference (pl. 3): 77
Stratigraphic position below top of formation (ft): 450
all above data from Table 6, p. 32
Occurrence(s)
No.
Group
Name
Qty
Notes
1
Bivalves
Pinna sp.
2
Bivalves
Inoceramus sp.
3
Bivalves
Pholadomya sp.