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Sample Detail
of
Sample:
Sample No. 75ADt72 -- USGS No. Mesozoic loc. M6713
Locality:
Field No. 75ADt72
Description:
Ridge west of Accomplishment Creek; .8 miles S. 48
o
W. of previous station [75ADt71]; coquinoid limestone in chert, siltstone, manganiferous shale sequence, Kongakut Fm.-Okikruak Fm.
Location:
Alaska Quadrangle:
Philip Smith Mts
C-3 Township&Range: T10S R15E Section: Sec. 15
Lat.: 68
o
35
'
"
Long.: 148
o
35
'
"
Reference
Title:
Report on Referred Fossils
, 1977 (05/26)
Report by:
David L. Jones
,
John W. Miller
Referred by:
Robert L. Detterman
Age:
Valanginian
Formation:
Kongakut Formation; Okpikruak Formation
(Kongakut Formation - Okpikruak Formation)
Comment:
Age: Early Cretaceous (Valanginian)
Occurrence(s)
No.
Group
Name
Qty
Notes
1
Bivalves
Buchia sublaevis Keyserling
2
Belemnites
Belemnite