Sample Detail of
Sample: Sample No. 48AI28 -- USGS No. Mesozoic loc. 21305
Locality: Field No. 48AI28
Description: [Shown as locality 69 on Pl. 3 of Detterman and Hartsock, 1966][Entry in USGS Mesozoic Fossil Locality register (Washington, D.C.) provides following description: "Orig. no. 48AI28. Middle Jurassic - Tuxedni Fm - middle siltstone. Same geographic location as no. 21292, same stratigraphic horizon as no. 21302. Gaikema Creek, 1.63 miles N 81o W of dock at mouth of Fitz Creek. Gray sandy siltstone ------ ft above top of Gaikema member. Same location as lot ----- orig. no. ------- of Kellum and Wedow. July 8, 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: Gaikema Creek
Map reference (pl. 3): 69
Stratigraphic position below top of formation (ft): 250-300
all above data from Table 6, p. 33
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Inoceramus sp.
2 Bivalves Pleuromya sp.
3 Ammonoids Normannites (Itinsaites) crickmayi (McLearn)
4 Ammonoids Teloceras itinsae (McLearn)
5 Ammonoids Zemistephanus richardsoni (Whiteaves)