Sample Detail of
Sample: Sample No. 64AAn61 -- USGS No. Mesozoic loc. M2545
Locality: Field No. 64AAn61
Description: Ipewick River; upper 8 feet of 55-foot section. (description from Silbering E&R report of 1/25/65; Shipment A-64-23M)[[Transmittal sheet of Tailleur, dated Oct. 2, 1964 states: "Ipewik River section (165o 39' W, 68o 24'30" N) Upper 8' of 55' section over est. 20' cover then Siksikpuk? Formation."]; [USGS Mesozoic loc. M2545. Northern Alaska; Pt. Hope 1:250,000 quadrangle; Ipewik River; upper 8 ft (2.4 m) of exposed 55 ft (17 m) thick section of Otuk Formation; lat. 68°24.5'N., long. 165°39'W. Submitted by I. L. Tailleur, field no. 64AAn61. Subterrane transitional in character between North Slope and Endicott Mountains subterranes of Arctic Alaska terrane. (from p. 254 of Grant-Mackie and Silberling, 1990)
Location: Alaska Quadrangle: Point Hope B-2
Lat.: 68o24'30 " Long.: 165o39' "
Reference
Title: Report on Referred Fossils ,  1965 (01/25)
Report by: Norman J. Silberling
Referred by: Irv L. Tailleur
Age: Norian (late Norian)
Formation:Otuk Formation (Revised; Robert B. Blodgett, 08/28/2023 ) (original assignment: Shublik Formation)
Comment:Upper Norian
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Monotis subcircularis
2 Bivalves Monotis cf. M. ochotica (Keyserling) Upper Norian

Title: New data on the Upper Triassic bivalve Monotis in North America, and the subgenus Pacimonotis ,  1990
Report by: J. A. Grant-Mackie , Norman J. Silberling
Age: Norian (late Norian)
Formation:Otuk Formation (Revised; Robert B. Blodgett, 08/28/2023 ) (original assignment: Unnamed)
Comment:Collection now housed at the U.S. National Museum of Natural History (Smithsonian Institution), Washington, D.C. Collected by Irv Tailleur, 1963.
Occurrence(s)
No. Group Name Qty Notes
1 Bivalves Monotis (Entomonotis) pachypleura (Teller, 1886) illustrated on Figs. 4, 8-4-10.