Sample Detail of
Sample: Sample No. 92ADo214B -- USGS No. DR 1475
Locality: Field No. 92ADo214B
Description: Howard Pass B-4. Lat. 68o 28'30" N., Long. 157o 44'46" W. Medium- to thick-bedded, medium-gray chert with light-weathering partings. (description from Dover et al., 2004, p. 62 (Table 2)); [Formation: unknown -- Mississippian-Triassic. USGS Howard Pass 1:250,000 B3 quadrangle, T. 11 S., R. 25 W., sec. 22; approx. 0.125 mi NE of summit 764 on small ridge on NE side of Safari Creek opposite first main tributary of Safari Creek on B3 quadrangle. Lat. 68°28'31", Long 157°44'43". (description from Blome and Reed E&R report dated June 23, 1993; Shipment no. A-92-9D)]
Location: Alaska Quadrangle: Howard Pass B-3
Township&Range: 11 S. 25 W. Section: 22
Lat.: 68o28'30 " Long.: 157o44'46 "
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: Carnian-Norian (Late Triassic (early late Carnian - late middle Norian))
Formation: Otuk Formation
Comment:Age: Late Triassic (late early Carnian to late middle Norian).

Shown as locality 127 on Sheet 2; map unit: JTro

Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms including Acanthocircus sp. cf. A. hexagonus (Yao) radiolarians identified by C.D. Blome and K.M. Reed
2 Radiolarian Capnuchosphaera sp. (tumidaspine fragments only)

Title: Report on Referred Fossils ,  1993 (06/23)
Report by: Charles D. Blome , Katherine M. Reed
Referred by: J. H. Dover
Age: Carnian-Norian (Late Triassic (early late Carnian to late middle Norian))
Formation: Unknown
Comment:Age: Late Triassic (early late Carnian to late middle Norian).
Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms including:
2 Radiolarian Acanthocircus sp. cf. A. hexagonus (Yao)
3 Radiolarian Capnuchosphaera sp. (tumidaspine fragments only)