Head of Chinese A. ceylonicus group species in full face view. A A. yangi B A. formosensis (CASENT0914926) C A. fuchuanensis (CASENT0914926) D A. maneerati. Scale bars – 0.2 mm. Image A is from Liu et al. (2015b), B and C are from http://www.antweb.org (photographer: Michele Esposito), and D is from Jaitrong and Yamane (2013).

  Part of: Staab M (2015) Aenictus hoelldobleri sp. n., a new species of the Aenictus ceylonicus group (Hymenoptera, Formicidae) from China, with a key to the Chinese members of the group. ZooKeys 516: 137-155. https://doi.org/10.3897/zookeys.516.9927