Thread subject: Diptera.info :: Brachypalpoides lentus or Chalcosyrphus piger? --> male Chalcosyrphus piger
Posted by treebeard on 16-08-2018 17:00
#3
Brachypalpoides lentus has the black tip of the abdomen, while the abdomen of Chalcosyrohus piger is enitrely red. Unfortunately, it is not clearly visible from your picture.