Sample Detail of
Sample: Sample No. 62AMK51 -- USGS No. Mesozoic loc. 28700
Locality: Field No. 62AMK51
Description: E. M. MacKevett, Jr.. 1962. West of Nizina River and northeast of West Fork in SE1/4 SE1/4 sec. 19. T. 3 S., R. 16 E., McCarthy (C-5) Quadrangle. Wrangell Mountains, southern Alaska. Root Glacier Formation. Dark-gray sandstone and a few limy beds less than 305 m above contact with Nizina Mountain Formation. Late Kimmeridgian. (description from Imlay, 1981, USGS PP 1190, p. 24); [62AMK-51 (Sta. 104). Upper Jurassic, west of Nizina River and north of West Fork. McCarthy C-5 quad., Alaska. Coll. by MacKevett 7/6/62]
Location: Alaska Quadrangle: Mc Carthy C-5
Reference
Title: Late Jurassic Ammonites from Alaska ,  1981
Report by: Ralph W. Imlay
Age: Kimmeridgian (late Kimmeridgian)
Formation: Root Glacier Formation
Comment:Shown as loc. 5 on Fig. 1; also shown on Figure 3 and Table 4

Amoeboceras (Prionodoceras) sp. A. is associated with Buchia mosquensis (von Buch) at USGS Mesozoic locs. 14495, 14496, and 28700. (from Imlay, 1981, p. 35)

Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Buchia mosquensis (von Buch)
2 Ammonoids Amoeboceras (Prionodoceras) sp. A specimen from this locality illustrated on Pl. 12, fig. 7