| 
Country:
 | 
USA 
 | 
| 
Province:
 | 
Oklahoma, Muskogee Co. 
 | 
| 
Locality:
 | 
Muskogee Co., sec.35, T.13N., R.20E. 
 | 
| 
Layer:
 | 
upper part of Morrow Series | 
| 
Lower Boundary:
 | 
U   Halian--Bloydian, Brentwood base, 313 million years
 
 | 
| 
Upper Boundary:
 | 
U  Morrowan (Bloydian)--Atokan[MOR--ATO], 310.4 million years
 
 | 
| 
Georeference:
 | 
 |