Sample Detail of
Sample: Sample No. 92ADo275A -- USGS No. DR 1482
Locality: Field No. 92ADo275A
Description: Howard Pass C-5. Lat. 68o 39'10" N., Long. 158o 45'50" W. Medium- to dark-gray, thin- to thick-bedded chert containing abundant carbonate interbeds. (description from Dover et al., 2004, p. 52 (Table 2)); [Formation: Ml -- possible Lisburne chert? USGS Howard Pass 1:250,000 C5 quadrangle,T. 9 S., R. 29 W., small ridge near boundary between sections 18 and 19 about midway between Rampart and Rolling Pin Creeks; at summit 835, approx. 0.125 mi SE of locality 92ADo274A. Lat 68°39'15:, long 158°46'00". (description from Blome and Reed E&R report dated June 23, 1993; Shipment no. A-92-9D)]
Location: Alaska Quadrangle: Howard Pass C-5
Township&Range: 9 S. 29 W. Section: boundary between sections 18 and 19
Lat.: 68o39'10 " Long.: 158o45'50 "
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: Mississippian (Mississippian (possibly Meramecian-Chesterian))
Formation: Akmalik Chert
Comment:Age: Mississippian (possibly Meramecian-Chesterian)

Shown as locality 8 on Sheet 2; map unit: lPMap

Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms including ?Belowea sp. (fragments) radiolarians identified by C.D. Blome and K.M. Reed
2 Radiolarian ?Palaeoxyphostylus sp. (robust spines only) spelled as Paleoxyphostyla
3 Radiolarian Scharfenbergia impella group (flattened and distorted tests of younger morphotypes)

Title: Report on Referred Fossils ,  1993 (06/23)
Report by: Charles D. Blome , Katherine M. Reed
Referred by: J. H. Dover
Age: Meramecian-Chesterian (Mississippian (possibly Meramecian - Chesterian))
Formation: Lisburne Group (Ml -- possible Lisburne Group chert?)
Comment:Age: Mississippian (possibly Meramecian - Chesterian).
Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Poorly preserved forms including:
2 Radiolarian ?Belowea sp. (fragments)
3 Radiolarian ?Palaeoxyphostylus sp. (robust spines only)
4 Radiolarian Scharfenbergia impella group (flattened and distorted tests of younger morphotypes)