Sample Detail of
Sample: Sample No. F-76 -- USGS No. Mesozoic loc. 20009
Locality: Field No. F-76
Description: [Shown as locality 49 on Pl. 3 of Detterman and Hartsock, 1966][Entry card in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "Jurassic - Tuxedni, Gaikima (note by R.B. Blodgett: should be Gaikema) sandstone. Orig. no. F-76. SW Alaska, Cook Inlet area, Iniskin Peninsula. Southwest side of Forky Creek about 200 feet upstream from trail crossing at mouth of canyon, 1.7 miles N 79.4o W of Tonnie Peak. 160 feet above base of the Gaikima. Greenish-gray shale limestone overlying a cobble conglomerate with some interbedded sandstones. Collected by Wedow and Kellum, Oct. 5, 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: Gaikema Sandstone
Comment:Geographic location: Tonnie Creek-Fitz Creek area
Map reference (pl. 3): 49
Stratigraphic position below top of formation (ft): 160
all above data from Table 5, p. 28
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Trigonia sp.