Eusebio Ayala Formation

Geology

Group: Itacurubi

Members: unnamed (3)

Lithologies: siltstone (2), sandstone (3)

Paleoenvironments: marine indet. (1), shallow subtidal indet. (2)

Age range: Hirnantian or 445.20000 to 443.10000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Hirnantian445.2 - 443.1Paraguay (152546 152547 152549)