File:Barden, P., Herhold H. W., Grimaldi, D. A. 2017. A new genus of hell ants from the Cretaceous with a novel head structure.pdf

Barden, P., Herhold, H.W., Grimaldi, D.A. 2017. A new genus of hell ants from the Cretaceous (Hymenoptera: Formicidae: Haidomyrmecini) with a novel head structure. Systematic Entomology, 42, 837–846.