Ferns (Alethopteris cf. serlii, Pecopteris sp., Neuropteris sp.)
Bob Campbell Geology Museum Formation: Llewellyn Formation.
Rutaceae sp. citrus fruit
Bob Campbell Geology Museum 62 million years old; Formation: Fort Union Formation.
Laurel oak (Quercus laurifolia) leaf, unidentified seed or fruit
Bob Campbell Geology Museum
Hickory nut (Juglans costata)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Bladdernut (Staphylea acuminata)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Fern (Sphenopteris guyottii)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Seed Fern (Alethopteris sp.) part and counterpart
Bob Campbell Geology Museum Formation: Francis Creek Shale.
Dawn Redwood (Metasequoia sp.) cones and foliage
Bob Campbell Geology Museum 62 million years old; Formation: Fort Union Formtion; Donated: Pat and Goz Segars.
Fern (Alethopteris grandini)
Bob Campbell Geology Museum 300 million years old; Formation: Francis Creek Shale.