Sample Detail of
Sample: Sample No. 91ADo48A -- USGS No. DR 1453
Locality: Field No. 91ADo48A
Description: Howard Pass B-3. Lat. 68o 26'24" N., Long. 157o 33'00" W. Gray-weathering, brown to gray radiolarian chert in float (no outcrop); probably thin bedded. Overlies Monotis-bearing limestone member of Otuk. (description from Dover et al., 2004, p. 62 (Table 2)); [Formation: Triassic - Otuk?? USGS Howard Pass 1:250,000 B3 quadrangle, T. 11 S., R. 24 W., secs. 32 and 33; approx. 0.33 mi, SW of hill 973 in area of unnamed ridges in headwaters of Bupto Creek, approx. 5 mi. south of Mt. Bupto. Lat. 68°26'25", long. 157°33'00". (description from E&R report by Blome and Reed, dated June 23, 1993; Shipment no. A-92-9D.)]
Location: Alaska Quadrangle: Howard Pass B-3
Township&Range: 11 S. 24 W. Section: 32 and 33
Lat.: 68o26'24 " Long.: 157o33'00 "
Reference
Title: Geologic and fossil locality maps of the west-central part of the Howard Pass Quadangle and part of the adjacent Misheguk Mountains Quadrangle, western Brooks Range, Alaska ,  2004
Report by: Jim Dover , Irv L. Tailleur , Julie A. Dumoulin
Age: Late Triassic (Possibly Late Triassic (Carnian/Norian))
Formation: Otuk Formation
Comment:Age: Possible Late Triassic (Carnian/Norian)

Shown as locality 130 on Sheet 2; map unit: JTro

Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms with little external meshwork remaining including unidentifiable spumellarians and a nassellarian questionably identified as ?Corum sp. radiolarians identified by C.D. Blome and K.M. Reed

Title: Report on Referred Fossils ,  1993 (06/23)
Report by: Charles D. Blome , Katherine M. Reed
Referred by: J. H. Dover
Age: Carnian-Norian (Possibly Late Triassic (Carnian - Norian))
Formation: Otuk Formation (Otuk Formation?)
Comment:Age: Possibly Late Triassic (Carnian/Norian).
Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms with little external meshwork remaining including unidentifiable spumellarians and a nassellarian questionably identified as ?Corum sp.