Map of Historical Land Connectivity (image) Okinawa Institute of Science and Technology (OIST) Graduate University Share Print E-Mail Caption This map depicts areas included in the dataset of ant species occurrence records. The white shows where the land used to exist in the Pleistocene era. Credit OIST Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.