Baculites sp. (weak flank ribs) – Macrostrat

Type

Zone

Age range

81.28–81.13 Ma

International Timescale

Late Cretaceous

Campanian

Ammonite Zonation - Western Interior

Baculites obtusus

Baculites sp. (weak flank ribs)

Baculites sp. (smooth)

View on map View in Sift