ammonites

Cretaceous North American Land-Mammal Ages

 Interval Maximum correlate
Lancian Maastrichtian
Edmontonian Maastrichtian

not formally defined
Judithian Campanian
Aquilan Campanian

Authorizer: J. Alroy   Enterer: J. Alroy

Continent: North America   Rank of each interval: age/stage

Basis of scale: paleontological  

Reference: J. A. Lillegraven and M. C. McKenna 1986

View another time scale