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Sample Detail
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Sample:
Sample No. F-32 -- USGS No. Mesozoic loc. 19964
Locality:
Field No. F-32
Description:
[Shown as locality 22 on Pl. 3 of Detterman and Hartsock, 1966][Entry card in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "Jurassic - Tuxedni, Iniskin Siltstone. Orig. no. F-32. SW Alaska, Cook Inlet region, Iniskin Peninsula. Same locality as loc. 19963. 10 feet lower than coll. 19963 and 640 feet below the top of the Iniskin siltstone. Thin bedded, brown to gray shaly sandstone. Collected by Wedow and Kellum, Sept. 11, 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
Formation:
Red Glacier Formation
Comment:
Geographic location: Gaikema Creek
Map reference (pl. 3): 22
Stratigraphic position below top of formation (ft): 600-650
all above data from Table 4, p. 24
Occurrence(s)
No.
Group
Name
Qty
Notes
1
Bivalves
Inoceramus sp.
fauna identified by R.W. Imlay
2
Bivalves
Pteria sp.
3
Bivalves
Trigonia sp.
4
Bivalves
Pecten sp.
5
Bivalves
Pleuromya sp.
6
Bivalves
Pholadomya sp.
7
Bivalves
Lucina sp.
8
Ammonoids
Sonninia (Papilliceras) cf. S.(P.) arenata Quenstedt
9
Belemnites
Belemnites sp.