The resin bee subgenus Ranthidiellum in Thailand (Megachilidae, Anthidiini): nesting biology, cleptoparasitism by Stelis, and new species


	Males of Anthidiellum phuchongensis sp. nov. holotype (BSRU-AB-0161) (left) and A. ignotum Engel, 2009 (BSRU-AA-6707) (right) A, B dorsal habitus C, E lateral habitus D, F metasoma G, H face. Scale bars: 2 mm (A, B, C, E) or 1 mm (D, F, G, H).

Part of: Nalinrachatakan P, Traiyasut P, Khongnak A, Muangkam M, Ascher JS, Warrit N (2021) The resin bee subgenus Ranthidiellum in Thailand (Megachilidae, Anthidiini): nesting biology, cleptoparasitism by Stelis, and new species. ZooKeys 1031: 161-182. https://doi.org/10.3897/zookeys.1031.57836