Type
Zone
Age range
87.86–86.26 Ma

International Timescale

Late Cretaceous
Coniacian

Ammonite Zonation - Western Interior

Clioscaphites vermiformis
Clioscaphites saxitonianus
Scaphites depressus
87.987.887.787.687.587.487.387.287.187.086.986.886.786.686.586.486.386.2

Macrostrat

Data

Platform

Links

Actions

View on map View in Sift