AntWeb. Ants of Costa Rica (Hymenoptera, Formicidae) List of Genera by Subfamily NEW: Lachnomyrmex updated with new revision by Feitosa and Brandao. NEW: Bariamyrma discovered in Costa Rica. NEW: Report of ants collected on 2008 Ant Course in Venezuela. NEW: Dorymyrmex and Forelius pages posted: Dorymyrmex, Forelius. A taxonomic Ant Picturebase of Asia and Europe. Japanese Ant Image Database. Home - Asian Myrmecology. Antbase.org.