Leptodinium |
Leptodinium subtile
|
Alaska |
Oxfordian |
|
Leptolepidites |
Leptolepidites argenteaeformis
|
Alaska |
Late Triassic |
Early Jurassic |
Leptolepidites |
Leptolepidites psarosus
|
Alaska |
Neocomian |
|
Leptolepidites |
Leptolepidites sp
|
Alaska |
Triassic |
|
Leptolepidites |
Leptolepidites tenuis
|
Alaska |
Neocomian |
|
Limbosporites |
Limbosporites lundbladii
|
Alaska |
Late Triassic |
Early Jurassic |
Lithodinia |
Lithodinia sp
|
Alaska |
Neocomian |
|
Loranthacites |
Loranthacites sp
|
Alaska |
Campanian |
|
Lueckisporites |
Lueckisporites sp
|
Alaska |
Permian |
Triassic |
Lundbladispora |
Lundbladispora sp
|
Alaska |
Permian |
Callovian |
Luxadinium |
Luxadinium propatulum
|
Alaska |
Albian |
|
Lycopodium |
Lycopodium sp
|
Alaska |
Santonian |
Tertiary |
Lycopodiumsporites |
Lycopodiumsporites semimuris
|
Alaska |
Early Jurassic |
Neocomian |
Lycopodiumsporites |
Lycopodiumsporites sp
|
Alaska |
Norian |
Campanian |
Lycospora |
Lycospora sp
|
Alaska |
Visean |
Triassic |
Membranosphaera |
Membranosphaera tuberculata
|
Alaska |
Santonian |
Campanian |
Micrhystridium |
Micrhystridium sp
|
Alaska |
Carboniferous |
Neocomian |