Sample Detail of
Sample: Sample No. 73ASt4a -- USGS No. 9360-SD
Locality: Field No. 73ASt4a
Description: No data.
Location: Alaska Quadrangle: Healy
Reference
Title: Report on Referred Fossils ,  1974 (07/17)
Report by: William A. Oliver , Jr.
Referred by: T. E. Smith
Age: Middle Devonian
Comment:This collection is Middle Devonian, probably Givetian (late Middle Devonian) in age. Dendrostella is common in rocks of this age and is essentially limited to the Givetian. The other forms are not so limited but all known from this stage.
Occurrence(s)
No. Group Name Qty Notes
1 Stromatoporoids Amphipora sp.
2 Stromatoporoids Massive stromatoporoids
3 Tabulate Corals Alveolites sp.
4 Tabulate Corals Cladopora sp.
5 Tabulate Corals Pachyfavosites sp.
6 Rugose Corals Dendrostella cf. D. rhenana
7 Rugose Corals cf. Lyrielasma sp.