Sample Detail of
Sample: Sample No. 68-ARh-234 -- USGS No. Mesozoic loc. M5092
Locality: Field No. 68-ARh-234
Description: Nabesna B-4 quad. Lat. 62o 17.3'N; Long. 142o 31.5'W. Elev. 6200 feet in NW 1/4 sec. 19, R16E, T6N. Massive limestone unit. (description from transmittal sheet of Richter dated Sept. 27, 1968.
Location: Alaska Quadrangle: Nabesna B-4
Township&Range: T6N R16E Section: NW1/4 sec. 19
Lat.: 62o17.3 ' Long.: 142o31.5 '
Reference
Title: Report on Referred Fossils ,  1968 (11/13)
Report by: Norman J. Silberling
Referred by: Donald H. Richter
Age: Late Triassic (suggestive of Late Triassic)
Comment:Among the fossil fragments in this specimen is one suggestive of the Upper Triassic hydrozoan coelenterate Heptastylis, but the rock is too recrystallized to make further investigation worthwhile.
Occurrence(s)
No. Group Name Qty Notes
1 Hydrozoans suggestive of the hydrozoan Heptastylis