Groups of Trachusa (Paraanthidium) sp. primarily identified as longicornis group sensu Kasparek (2017), gather with other bee species. Photograph: Jacky Cudon.

 
 
  Part of: Nalinrachatakan P, Ascher JS, Kasparek M, Traiyasut P, Thanoosing C, Warrit N (2023) A review of the anthidiine bees (Apoidea, Megachilidae) in Thailand. ZooKeys 1186: 235-284. https://doi.org/10.3897/zookeys.1186.95203