Sample Detail of
Sample: Sample No. 48AI33 -- USGS No. Mesozoic loc. 21316
Locality: Field No. 48AI33
Description: [Shown as locality 74 on Pl. 3 of Detterman and Hartsock, 1966][Entry in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "Orig. no. 48AI33. Middle Jurassic - Tuxedni Fm - Bowser Member. Same geographical location as no. 21292. East side of Fitz Creek, 2.02 miles N. 88o E. of Tonnie Peak. Limestone concretions in gray siltstone, probably near base of the Bowser member. July 18, 1948."]
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: Fitz Creek area
Map reference (pl. 3): 74
Stratigraphic position below top of formation (ft): 300-400
all above data from Table 6, p. 32
Occurrence(s)
No. Group Name Qty Notes
1 Brachiopods Rhynchonellid brachiopods
2 Bivalves Inoceramus sp.
3 Ammonoids Phylloceras sp.
4 Ammonoids Normannites (Itinsaites) variabilis Imlay