Anthidiellum (Pycnanthidium) chumomray Tran, Engel & Nguyen, sp. nov., holotype, female. A slightly dorsal oblique lateral habitus B dorsal habitus C facial view D head and mesosoma in lateral view, red arrow indicating omaular carina E dorsal oblique view of metasoma F prolateral surfaces of metatibia and metatarsus, with red arrows indicating longitudinal carinae G metatarsus and metapretarsus, red arrow indicating arolium. Scale bars: 1 mm (A, B, D, E); 0.5 mm (C, F, G).

 
 
  Part of: Tran NT, Engel MS, Nguyen CQ, Tran DD, Nguyen LTP (2023) The bee genus Anthidiellum in Vietnam: descriptions of five new species and the first male of Anthidiellum coronum (Hymenoptera, Megachilidae). ZooKeys 1144: 171-196. https://doi.org/10.3897/zookeys.1144.98644