Sample Detail of
Sample: Sample No. F-19 -- USGS No. Mesozoic loc. 19950
Locality: Field No. F-19
Description: [Shown as locality 2 on Pl. 3 of Detterman and Hartsock, 1966][Entry in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "Jurassic - Tuxedni, Iniskin Siltstone. Orig. no. F-19. SW Alaska, Cook Inlet Region, Iniskin Peninsula. South side of Gaikima Creek about 1200 ft upstream beyond the junction of South Fork of Gaikima Creek and the Main Stream, and 1.35 miles N 85o E of the mouth of Fitz Creek. Coll. about 80 ft above level stream. 25 ft below top of Iniskin siltstone. Silty limestone with partings of sandy shale. Collected by Wedow and Kellum, Sept. 3, 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): 2
Stratigraphic position below top of formation (ft): 20-40
all above data from Table 4, p. 24
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Pinna sp. fauna identified by R.W. Imlay
2 Bivalves Inoceramus sp.
3 Bivalves Pholadomya sp.