| details |
Late Triassic |
|
Arizona |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
| details |
Late Triassic |
|
Arizona |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Jurassic |
|
Australia(Queensland) |
de Jersey,N.J. Spore distribution and correlation, Rosewood Coalfield, Smithfield No.3, Mine Area. |
1960 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Nd |
|
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| original |
Late Triassic |
|
Arizona |
Daugherty,L.H. The Upper Triassic flora of Arizona. |
1941 |