Group

Geology

Formations: Abenaki (3)

Lithologies: "reef rocks" (3)

Paleoenvironments: reef, buildup or bioherm (1), platform/shelf-margin reef (2)

Age range: base of the Oxfordian to the top of the Tithonian or 161.50000 to 143.10000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Oxfordian161.5 - 154.8North Atlantic (67976)
Kimmeridgian154.8 - 149.2North Atlantic (67977)
Tithonian149.2 - 143.1North Atlantic (67978)