| details |
Valanginian |
Early Hauterivian |
Alaska |
Wiggins,V.D. Two new Lower Cretaceous dinoflagellate genera from Southern Alaska (USA). |
1972 |
| details |
Nd |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. |
1973 |
| original |
Valanginian |
|
USSR(Kostroma) |
Vozzhennikova,T.F. Fossil dinoflagellates from Jurassic, Cretaceous, and Paleogene deposits of the USSR. |
1967 |
| details |
Nd |
|
Nd |
Loeblich,A.R.,Jr. et al. Index to the genera, subgenera, and sections of the Pyrrhophyta, 7. |
1974 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Valanginian |
|
USSR(Kostroma) |
Wiggins,V.D. Two new Lower Cretaceous dinoflagellate genera from Southern Alaska (USA). |
1972 |
| details |
Valanginian |
|
USSR(Kostroma) |
Davey,R.J. et al. Appendix to "Studies on Mesozoic and Cainozoic dinoflagellate cysts" |
1969 |