Ilek
79 occ.
25 taxa (4 genera)
1 countries
Description
The Ilek Formation is a Lower Cretaceous geologic formation in Western Siberia. Many different fossils have been recovered from the formation. It overlies the Late Jurassic Tyazhin Formation and underlies the Albian Kiya Formation.
Genera
4 genera
Temporal range
252
201
145
66
0 Ma
Top countries
🇷🇺 Russia
79
Depositional environments
Terrestrial indet.
50
Fluvial indet.
19
Fluvial-lacustrine indet.
7
Alluvial fan
2
Delta plain
1
Top collectors
A. Mossakovsky
22
I. Lebedev
22
E. Mashchenko
22
Collection activity by decade
1950s
22
1960s
22
1990s
65
2000s
46
2010s
66