Hymenophyllumsporites |
Hymenophyllumsporites sp
|
Utah |
Late Cretaceous |
|
Hystrichodinium |
Hystrichodinium pulchrum
|
Utah |
Late Cretaceous |
|
Hystrichodinium |
Hystrichodinium pulchrum
|
Colorado |
Late Cretaceous |
|
Hystrichokolpoma |
Hystrichokolpoma ferox
|
Utah |
Late Cretaceous |
|
Hystrichokolpoma |
Hystrichokolpoma ferox
|
Colorado |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
Utah |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
Colorado |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Utah |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Utah |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Colorado |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Colorado |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Colorado |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Utah |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Utah |
Late Cretaceous |
|
Hystrichosphaera |
Hystrichosphaera ramosa
|
Colorado |
Late Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
|
Utah |
Late Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium bowerbankii
|
Colorado |
Late Cretaceous |
|