Haidomyrmex cerberus, specimens CNU-HYM-MA2015010 (A–C) and CNU-HYM-MA2015011 (D–F) A photo of left lateral habitus B photo of protibial apex and associated tarsus C photo of petiole in lateral view D photo of clypeal lobe in lateral view E photo of petiole in lateral view F photo of left lateral habitus. Scale bars: 1 mm (A, F); 0.25 mm (B–E).

  Part of: Guo Y, Shih C, Zhuo D, Ren D, Zhao Y, Gao T (2021) The first queen-worker association for Cretaceous Formicidae: the winged caste of Haidomyrmex cerberus. ZooKeys 1048: 69-78. https://doi.org/10.3897/zookeys.1048.66920