Sample Detail of
Sample: Sample No. 54AGz54 -- USGS No. Mesozoic loc. 25321
Locality: Field No. 54AGz54
Description: Talkeetna Mtns. (A-2). Lat. 62o 00'44"N., Long. 147o 34'55 1/2"W. Sandstone float. [Note by RBB: The E&R report gives the minutes for latitude as 99', while the transmittal sheet give 00']; [Additional note by RBB: Jones, 1962, USGS Prof. Paper 432, p. 19 states: A. Grantz, 1954. Talkeetna Mountains (A-2) quad., Lat. 62o 00'44" N., long. 147o 34'55 1/2" W. Upper part of member 3 of Matanuska formation. Late Campanian or Maestrichtian. Pachydiscus kamishakensis zone.]
Location: Alaska Quadrangle: Talkeetna Mts A-2
Lat.: 62o00'44 " Long.: 147o34'55.5 "
Reference
Title: Report on Referred Fossils ,  1954 (12/01)
Report by: Ralph W. Imlay
Referred by: Arthur Grantz
Age: No Data
Formation: Matanuska Formation
Comment:Collections 54AGz54 and 56S cannot be dated definitely but probably are derived from the Upper Cretaceous Matanuska formation.
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Inoceramus sp. juv.
2 Ammonoids Neophylloceras cf. N. ramosum (Meek)

Title: Upper Cretaceous (Campanian and Maestrichtian) Ammonites from Southern Alaska ,  1963
Report by: David L. Jones
Age: Campanian-Maastrichtian (late Campanian - Maastrichtian)
Formation: Matanuska Formation
Occurrence(s)
No. Group Name Qty Notes
1 Ammonoids Neophylloceras hetonaiense? The occurrence of this taxon here was questionable according to Jones