File:Smith, M.A., Hallwachs, W. et al. 2020. A subterranean ant Acanthostichus (10.1007@s00040-020-00754-9).pdf

Summary
Smith, M.A., Hallwachs, W., Janzen, D.H., Longino, J.T., Branstetter, M.G. 2020. A subterranean ant Acanthostichus Mayr, 1887 is revealed in Costa Rica. Insectes Sociaux.