UPPER EARLY CRETACEOUS EPOCH
LOWER GALLIC SUBEPOCH
APTIAN STAGE (124.5-112 MYA)
CASHENRANCHIAN AGE
NORTH AMERICA
UNITED STATES
MONTANA
UTAH
WYOMING
IN GENERAL
AFRICA
ALGERIA
LIBYA
MALAWI
MOROCCO
NIGER
TANZANIA
TUNISIA
ASIA
CHINA
IRAN
JAPAN
HONSHU ISLAND
KAZAKHSTAN
KIRGHIZIA (KYRGYZSTAN)
NORTH KOREA
SOUTH KOREA
LAOS
MONGOLIA
DUNDGOV AIMAK (MIDDLE GOBI)
GUCHINUS (GUCHIN-US SOMON) COUNTYASIAN RUSSIA
THAILAND
UZBEKISTAN
AUSTRALASIA
AUSTRALIA
EUROPE
ENGLAND
FRANCE
GERMANY
ITALY
PORTUGAL
SPAIN
EUROPEAN RUSSIA
SWITZERLAND
MIDDLE EAST
ISREAL
SOUTH AMERICA
ARGENTINA
BRAZIL
CHILE
COLOMBIA
VENEZUELA
ARTIC
NORTH AMERICA
CANADA
UNITED STATES OF AMERICA
ARIZONA
ARKANSAS
CALIFORNIA
COLORADO
IDAHO
MARYLAND
SOUTH DAKOTA
TEXAS
UTAH
VIRGINA
WYOMING