Foremost Formation
228 distinct taxa, from 432 fossil occurrences the Paleobiology Database records under this name, spanning 101–66 Mya.
Alberta, Aragón · CA
228 taxa · 432 fossils · 101–66 MyaFiled under the Belly River Group. Members recorded: Taber coal, Blood River Sandstone, Herronton Sandstone.
Macrostrat dates this rock 77–74 Ma. Macrostrat’s own record
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23 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Hadrosauridae
- Azollopsis intermedia
- Serphites paradoxus
- Culicoides filipalpis
- Holostei
- Ischyrhiza mira
- Peronehelea chrimikalydia
- Protoisotoma
- Teleostei
- Tyrannosauridae
- Atriculicoides globosus
- Azollopsis
- Mactra
- Anura
- Baenidae
- Ceratopsidae
- Champsosaurus
- Chelydridae
- Colepiocephale lambei
- Corbula
- Culicoides tyrrelli
- Estesesox foxi
- Leptoconops (Leptoconops) primaevus
- Mesozoicaphis canadensis
- Nodosauridae
- Trionychidae
- Acipenseridae
- Adocus
- Alligatorinae
- Amiidae
- Ankylosauridae
- Archaeromma minutissimum
- Baeomorpha ovatata
- Coriops amnicolus
- Cretomiastor ferejunctus
- Crocodylia
- Culicoides
- Heleageron arenatus
- Helodermatidae
- Hybodus
The 40 most often recorded, of 228.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.