Ankazomihaboka Formation

Geology

Members: unnamed (4)

Lithologies: claystone (4), sandstone (4)

Paleoenvironments: fluvial-lacustrine indet. (4)

Age range: base of the Coniacian to the top of the Santonian or 89.80000 to 83.60000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Coniacian - Santonian89.8 - 83.6Madagascar (Mahajanga) (46897 68442 68443 68444)