LOWER DOGGER EPOCH
AALENIAN STAGE (178.0-173.5 MYA)
ASIA
ASIAN RUSSIA
CHINA
SICHUAN PROVINCE
INDIA
TELENGANA STATE (OLD ANDHRA PRADESH STATE)
MONGOLIA
EUROPE
ENGLAND
FRANCE
GERMANY
LUXEMBURG
SLOVAKIA
SWITZERLAND
EUROPEAN RUSSIA
SOUTH AMERICA
ARGENTINA
PATAGONIA
COLOMBIA
NORTH AMERICA
UNITED STATES OF AMERICA
OREGON